2. 176 ORLEANS MFUNE AND EMMANUEL K. BOON
Table 2: Global renewable energy capacity in 2005. Renewable energy (includes biomass and
Existing Growth hydro) met 14% of the global energy supply in
at end of rate (%) 2003. This share is projected to remain relatively
2005 in 2005 constant through to 2030 as illustrated in figure 2.
Power Generation
Large hydro power 750 GW 1.5-2 2002 2030
Small hydro power 66GW 8 Renewable
Wind turbines 59GW 24 Renewable
14% Nuclear Gas 14%
Biomass Power 44GW - Nuclear
7% 25% 5%
Geothermal power 9.3GW 3
Gas
Solar PV grid connected 3.1GW 55
21%
Solar PV, off-grid 2.3GW 15
Solar thermal power 0.4GW -
Ocean(tidal power) 0.3GW -
Hot water/heating Oil Oil
Biomass heating 220GWth 35% Coal 34%
Solar collectors 88GWth Coal 22%
Geothermal heating 28GWth 9 23%
Transport fuel Fig. 2. Share of renewable energy in the global
Ethanol production 33 billion litres/year 8 energy supply (2002-2030)
Bio diesel production 3.9 billion litres/year 8 5 Source: United Nations Department of Economic and
Rural (Off-grid Energy) Social Affairs (UNDESA, 2005)
Biomass cooking stoves
in use 570 million -
Household –scale biogas Fossil fuel which is expected to continue
digesters in use 21 million, - dominating the global supply of energy in the
Household scale solar projected period, contributes a share of 79% and
PV in use 2.4 million - nuclear energy 7 % (UNDESA, 2005). The
Source: International Energy Agency (IEA, 2007) contribution of new renewables to the global
energy supply stands at 1 % and is expected to
an important role in power generation, heating, increase to 2% by 2030 (UNDESA, 2005).
transport fuels and rural off-grid energy supply
(IEA, 2007). Table 2 shows the renewable energy 1.1 Africa’s Energy Situation
capacity and growth rate in 2005. Bio-diesel, grid
connected photovoltaic and wind turbines While the long-term global impact of current
experienced the highest growth rates. fossil fuel use is a major worrisome factor for
Large hydro power makes the largest industrialised countries, most developing
renewable energy contribution towards global countries are pre-occupied with meeting the
power production. However, environmental barest energy needs of their developing econo-
concerns of large hydro projects are increasingly mies and populations. A great disparity in energy
blocking its growth. Attention is now increasingly consumption exists between the developed and
being focused on the new renewable energy developing countries. The latter have 80 percent
technologies (wind, solar, tide and geo-thermal) of the world’s population but consume only 30
as illustrated in figure 1. percent of the world’s commercial energy
50 (RECIPES, 2006). Ironically, many of these
Series1 countries are richly endowed with energy
Annual growth rate (%)
40 resources.
Africa has 1.1 million GWH of exploitable
30 hydro-power, 8 billion cubic meters of natural
gas reserves and over 60 billion cubic meters of
20 coal. This is in addition to a wealth of biomass,
solar and wind resources. Only 7 percent of the
10
hydraulic and 0.6 percent of geothermal energy
0
potential is exploited. Africa has the highest mean
Geothermal Solar Wind Tide annual solar radiation in the world per year. It is
Fig. 1. Growth of new renewables supply 1971-2004 estimated that 95 percent of the daily global
Source: International Energy Agency (2007) winter sunshine above 6 KWh/m2 falls in Africa
3. PROMOTING RENEWABLE ENERGY TECHNOLOGIES FOR RURAL DEVELOPMENT IN AFRICA 177
(Ejigu, 2005). Yet, the majority of the continent’s essential ingredient for the attainment of poverty
population, especially in sub-Saharan Africa, are reduction, especially within the framework of the
without access to electricity and other modern Millennium Development Goals (MDGs).
forms of clean energy. The amount of electricity According to Bugaje (2004), a lack of adequate
used in the industrialized countries is 150 times energy services is certainly a constraint on
higher than that of Africa. Sub-Saharan Africa development. It limits the capacity to meet the
continues to rely heavily on low quality traditional basic needs of those who need energy to
sources of energy such as wood fuel. Seventy six undertake essential domestic, agricultural and
percent (76%) of the population depends on wood educational tasks, to support health services,
fuel as a source of energy (ENDA, 2005). and to initiate trade flows. This realisation has
Furthermore, there appears to be a positive become a major driver towards increasing energy
relationship between national income and supply in Africa and the use of renewable energy
modern energy consumption in Africa. Countries technologies in particular. The projected increase
with high GNP tend to consume more modern in energy consumption in Africa from 1990 to
energy than countries with low incomes (Figure 2030 provided in Table 3 vividly depicts the
3). The majority of African countries are low enormity of the energy challenge in Africa.
income countries and therefore consume less
energy (Karekezi, 2002). Table 3: Africa energy consumption 1990 -2030(In
Furthermore, the energy sector in Africa Quadrillion Btu)
shows regional diversity and can be best Year 1990 2003 2004 2010 2015 2020 2025 2030
clustered into three distinct regions. The first is Consu- 9.5 13.3 13.7 16.7 18.5 20.6 22.4 23.9
North Africa, which is heavily dependant on oil mption
and gas. The second is South Africa which relies Source: Energy Information Agency (EIA, 2007)
on coal while the rest of Sub-Saharan Africa is
largely reliant on biomass. In 1997, South Africa 2. THE RESEARCH PROBLEM AND
and North Africa accounted for over 50% of HYPOTHESIS
Africa‘s total modern energy production
(Karekezi, 2002). Achieving a sustainable energy future for all
Today, energy is acknowledged as an is a universal goal that is placed on the agenda
600
Zimbabwe
500
400 Kenya
GNP per capita
Zambia
Uganda Sudan
300
Madagascar Angola
Rwanda
Eritrea Mozambique
200
Malawi
Burundi
Ethiopia
100
0
0 200 400 600 800 1000
Modern energy use (Kgoe) 1999
Fig. 3. Relationship between national income and energy
Source: Karekezi, 2002
4. 178 ORLEANS MFUNE AND EMMANUEL K. BOON
of United Nations organisations by international It is clear that renewable energy technology
consensus. Both Agenda 21 and the Johannes- development in Africa is still embryonic. Data on
burg Plan of Implementation (JPoI) regard an renewable energy development and adoption in
efficient use and supply of energy that are Africa are extremely poor. This situation creates
reliable, affordable and less polluting as indis- the need to investigate the state of renewable
pensable components of sustainable develop- energy technologies in many African countries.
ment. To achieve this goal, more and better In Zambia, apart from a few studies commi-
integrated energy-environment planning and an ssioned by the Swedish International Develop-
increased use of renewable sources in the overall ment Agency (SIDA) on the state and dissemi-
energy supply system are important elements nation of solar home systems, research on renew-
that should be incorporated into any country’s able energy has concentrated mainly on the
energy-environment development strategy technical aspects at the University of Zambia
(Najam and Cleveland, 2005) Energy Research Laboratory. Major bottlenecks
Africa’s energy situation illustrates the nece- in applying renewable energy technologies
ssity and urgency of investing in development (RETs) in rural settings relate to communities’
of decentralised renewable energy technologies level of income, policy and planning implications,
for rural and poor communities. Zambia, like the the nature of the supply networks, and
rest of Africa, is no exception to this situation. information on RETs and knowledge about this
Nearly 98% of rural Zambians that accounts for technology. Lack of information on these and
65 percent of the country’s population have no other factors weakens the drive towards
access to electricity; it heavily relies on biomass application of RETS and consequently the future
energy (CSO 2001). Furthermore, the cost of of sustainable energy remains gloomy. It is in
extending grid electricity to remote areas in the this context that this study seeks to examine
country is too high and the low demand for the Zambia’s efforts towards the promotion of
rural areas can not justify the cost of electri- renewable energy technologies and the quest
fication projects (Machungwa, 2005). for making sus-tainable energy available to rural
While statistics show that there is an increase Zambia.
in the use of renewable energy sources world Decentralised energy services provided by
over, in actual fact, the growth is dominated by a solar, wind and other renewable energy techno-
few players. A mere six countries account for 80 logies should now be considered as an absolute
percent of the global solar and wind energy: necessity if the energy needs of remote rural
Denmark, German, India, Japan and the United areas are to be met.
States of America (Sawin, 2004). Africa stands
out as one of the least beneficiaries of renewable 3. MATERIALS AND METHODS
energy technologies as it accounts for only 1.8%
of the global new renewable energy supply (IEA, This paper examines Zambia’s efforts towards
2007). the use of renewable energy technologies (RETs).
It investigates the factors and dynamics relating
to renewable energy potential, its adoption by
households and institutions and its contribution
to the socio-economic well being of the rural
population. Communities’ and households’
knowledge on and use of renewable energy
technologies are based on data collected in
Lundazi, a district in the Eastern Province of
Zambia
Both secondary and primary sources of
information were collected and analysed.
International and national literature on renewable
energy was reviewed in order to identify the
renewable energy trends and the main debates
Fig. 4. Regional shares in renewable energy supply relating to renewable energy development in the
2004. world. The Zambia National Energy Policy, the
5. PROMOTING RENEWABLE ENERGY TECHNOLOGIES FOR RURAL DEVELOPMENT IN AFRICA 179
Poverty Reduction Strategy Paper, Zambia’s with several hundred million tones of probable
principal development plans and the Lundazi reserves (GRZ, 2002). Petroleum is the only
district development plan were reviewed in order energy source that is imported. A limited amount
to determine the level of integration of renewable of white products are also imported in the country.
energy promotion in these documents. Solar radiation averages 5.5 kWh/m²/day with
With regard to primary data, household up to 3,000 sunshine hours annually, providing
questionnaires and interviews were used. A significant potential for solar thermal and photo-
questionnaire survey was administered to 80 voltaic exploitation. Wind speeds are however
households in Lundazi district in order to examine low, averaging 2.5m/s and 10m above the ground
use of renewable energy technologies at the (Machungwa, 2005; CSO 2001).
household level and factors relating to non- Despite this range of energy resources,
adoption of renewable energy technologies. energy consumption is still very low in the
Rural institutions, enterprises, staff of the district country. The total annual consumption of all
planning office, the department of energy and forms of energy in Zambia is in the range of 4.5
other energy stakeholders were interviewed to million Tonnes Oil Equivalent (TOE). The mining
gain insight on institutional renewable energy sector is by far the largest consumer of electricity
use, policy orientation and the extent of (see Figure 5), accounting for 68% of the total
renewable energy markets. Further more, focus consumption, followed by the government and
group discussions were used to collect data in service sector with 7%, industry and commerce
the study area. This data collection instrument with 4%, households with 19% and agriculture
helped unveil emerging issues in the area of with 2 % (GRZ 2002).
renewable energy and community knowledge of The past six years have seen a tremendous
renewable energy technologies. increase in investment in the mining and other
sectors of Zambia’s economy because of the
4. ZAMBIA’S ENERGY RESOURCES AND phenomenal increase in copper prices. This boom
CONSUMPTION PATTERN in economic activity has invariably caused a
proportionate increase in demand for electricity.
Zambia is richly endowed with a range of The country’s Energy Regulation Board (ERB,
primary energy sources, including hydropower, 2006) has warned that the increasing demand for
coal, woodlands and renewable sources of electricity by the mines and other sectors of the
energy. The hydropower potential is estimated economy is running faster than previously
at 6,000 MW. However, the total installed anticipated. It is currently estimated that Zambia
capacity is about 1,700 MW. Hydroelectric plants will run out of electricity supply by the year 2008
represent 92% of the installed capacity and when electricity demand is expected to outstrip
account for 99% of electricity production. Proven supply.
coal reserves are estimated at 30 million tones To keep up with this increase in demand,
Electricity Use by Sector Energy Use by Product
Industry Coal
Electricity Petroleum
4% Agriculture 2%
Households 10% 9%
2%
19%
Government
and Service
7%
Mining
68%
Woodfuel
79%
Fig. 5. Energy use by sector and product in Zambia
6. 180 ORLEANS MFUNE AND EMMANUEL K. BOON
Zambia dearly needs to increase its current considered renewable because of the resultant
electricity generation capacity by 180 percent negative environmental impacts of such large
from the current 1,608Mw to 4,700 Mw. The scale undertakings. Similarly, considering the way
estimated cost of this increase is U$2 billion. It firewood and charcoal are currently used, they
may take five to seven years for a new hydro- can no longer be considered renewable. Their
power plant to be built (ERB, 2006). In addition exploitation is causing severe forest degradation
to the challenge of meeting this huge energy and can not therefore be regarded as sustainable
demand, Zambia is faced with the challenge of energy sources. According to GRZ-MTENR
satisfying the demand of more than 80 percent (2002), one full time charcoal producer is capable
of its population for modern forms of energy that of clearing 0.5 ha of forest land per year. In
are environmentally benign and can significantly Southern Africa, the rate of deforestation is
improve their socio-economic situation. highest in Zambia (2.4%) and Malawi. Between
Only 16.7 percent of households in Zambia 200,000 and 300,000ha of forested land is lost per
have access to electricity, while wood fuel in the annum (FAO, 2003). The dependence on wood
form of firewood and charcoal is the principal as a source of energy in relation to the population
source of energy in the country. Forty four (44) growth rate is one of the major causes of this
percent of urban households have access to loss of forest cover (GRZ-MTENR, 2002).
electricity compared to 2.2 percent of rural house- In view of this, the Department of Energy
holds (CSO, 2001). The majority of the population considers renewable biomass energy sources to
heavily relies on charcoal and firewood for comprise forest waste, agriculture waste, energy
heating and cooking, while candles and kerosene crops and animal waste. Though renewable
are used for lighting. energy sources are increasingly being used, they
The energy requirements of the growing still make an insignificant contribution to the total
economy and the rural energy needs are strong energy supply. The availability and potential for
drivers for the exploitation of renewable energy the utilisation of these renewable energy resour-
technologies in Zambia. In addition, environ- ces is summarised in Table 4.
mental and health concerns of utilisation of Besides these renewable energy resources,
traditional biomass energy have strengthened Zambia has geothermal energy potential though
this need for renewable energy technologies. it has not been examined in great detail. It has
Zambia has set a goal in its poverty reduction more than 80 hot springs which are associated
strategy paper to increase the access rate to with zones of major deep seated fault and fracture
electricity in urban areas to 70% by 2010. At the systems along which water circulates to great
same time, it has been recognised that electrifying depths and is heated through normal geothermal
large parts of the rural population through gradients. Preliminary interpretations of
conventional grid services cannot be attained. geochemical data and estimation of subterranean
Extending grid electricity to households in rural temperature for some of the springs by the DoE
areas can cost seven times more than supplying point to the existence of potentially exploitable
urban areas with grid electricity. It is estimated low enthalpy geothermal reserves in most parts
that for a country like Uganda, which has similar of the country. At present, there is no geothermal
energy and economic characteristics as Zambia, exploitation in the country.
it would take 250 years to supply all households
with electricity at current rates of electrification 4.1.1 Zambia’s Energy Policy and Renewable
(DFID, 2002). Energy Technologies
4.1 Renewable Energy Potential in Zambia Energy policy development in Zambia has
generally been slow. The 1994 energy policy
According to the Department of Energy represents the first comprehensive national
(DoE) of Zambia, renewable energy resources in energy policy in the country. The development
the country comprise solar energy (thematic and of this energy policy was preceded by the
photovoltaic); small hydro; biomass (agricultural establishment of the Ministry of Energy and
waste, forest waste, industrial waste, energy Water Development in 1991. The establishment
crops and animal waste); geothermal; and wind. of the Ministry and the formulation of the energy
Large hydro electricity facilities are no longer policy were seen as important milestones in the
7. PROMOTING RENEWABLE ENERGY TECHNOLOGIES FOR RURAL DEVELOPMENT IN AFRICA 181
Table 4: Availability and potential of renewable energy resources and technologies in Zambia
Renewable Energy Opportunities/Use Resource Availability Potential Energy
Source/Technology Output
Solar Thermal (Water heating) 6-8 sunshine 5.5kWh/m 2/day (Modest
PV-Electricity(Water pumping, potential for irrigation)
lighting, refrigeration)
Wind Electricity, Mechanical Average 2.5- 3m/s Good potential
(Water pumping) especially for irrigation
Micro-hydro Small grids for electrification Reasonably extensive Requires elaboration and
quantification
Biomass Electricity generation, Animal waste, municipal Potential requires
(Biommethanation) heating and cooking and industrial waste, elaboration
waste water
Biomass Electricity generation Agro-waste, forest waste Potential requires
(Combustion and and sawmill waste. elaboration and
Gasification) quantification
Biomass (extraction, Ethanol for blending with Sugarcane Sweet 15, 000 ha to
processing for transport) gasoline to replace lead as Sorghum Jatropha meet current band
octane enhancer
Bio-diesel for stationery engine
Biomass Improved charcoal production Sawmill wastes and Reasonable extensive
(for household energy) Improved biomass stove indigenous trees from
sustainable forest
management
Source: Zambia Department of Energy (DoE, 2005)
recognition of the sector’s importance in national mentation has been extremely poor. Very few
development. The energy policy is the basis for demonstration projects have been established
the development of the country’s energy sector. to showcase the viability of renewable energy
The main objective of the policy is to promote technologies in the country. The University of
optimum supply and utilisation of energy, Zambia and the National Council for Scientific
especially the indigenous forms and to facilitate Research which are involved in energy research
the socio-economic development of the country are grossly under funded and are unable to
and maintenance of a safe and healthy effectively carry out their research projects. The
environment (GRZ, 2002). The policy recognises training centre specifically established to provide
the potential role renewable energy technologies training to energy practitioners (Kafue Gorge
such as solar energy can play in meeting the Training Centre) has no course on renewable
country’s energy demand and provide for the energy technologies other than hydro-electricity.
following:
• Promotion of renewable energy technology. 4.1.2 Integration of Renewable Energy
• Promotion of wider application of Renewable Technologies (RETS) in Zambia’s
Energy Technologies (RETs). Development Plans
• Promotion of information dissemination on
the use of RETs. The development plans based on the 1994
• Promotion of education, research and energy policy have equally put more emphasis
training in RETs at various levels. on grid hydro-electricity at the expense of other
However, the role of renewable energy is renewable energy technologies. These plans
overshadowed by the dominant focus on hydro- include the Poverty Reduction Strategy Paper
electricity for which (unlike other renewable (PRSP), Transitional National Development Plan
energy sources) there is a clear investment (TNDP) (2002-2005) and the recently launched
strategy and defined targets. This focus occurs Fifth National Development Plan (FNDP) from
despite the recognition that providing hydro- 2006 to 2010. The PRSP acknowledges the
electricity to all remote areas in Zambia is importance of harnessing renewable energy
practically impossible. Furthermore, 12 years resources to meet the country’s energy needs.
since the formulation of the policy, imple- However, no investment strategy or targets for
8. 182 ORLEANS MFUNE AND EMMANUEL K. BOON
renewable energy technologies are defined in the the fact that the majority of the rural population
PRSP. Renewable energy technologies are again does not use charcoal but wood fuel in its
overshadowed by a heavy focus on hydropower. unprocessed form. It is quite worrying that the
Furthermore, the PRSP does not clearly establish promotion of efficient production and utilisation
the link between energy and rural development. of wood fuel in the plan is reduced to a strategy
The transitional national development plan for reduction of charcoal use and not seen as an
(TNDP) set out the goals, objectives, strategies energy objective in itself.
and activities for national development from 2002 The TNDP has now been replaced by the
to 2005. A critical look at the TNDP also shows Fifth National Development Plan (2006-2010). The
that renewable energy technologies have in renewable energy objective of the FNDP is to
reality been ignored. There are four energy provide and disseminate up-to- date information
objectives in the TNDP (Table 5). on RETs in order to increase awareness and
As can be seen from Table 5, the TNDP is promotion of these technologies. Although the
quite vague when it comes to renewable energy FNDP explicitly points out its focus on bio-fuel
development. Of the four objectives, two inte- development, it is rather unclear on other
grate renewable energy technologies in strate- renewable energy technologies such as solar
gies, activities and programmes. RETs, other than and wind. The plan has no specific strategies,
hydro, are only recognised in the role they can programmes, targets or investment goals for solar
play in reducing charcoal use and are consi-dered and wind energy technologies. Clearly,
under the programme for intensification of renewable energy technologies have not been
awareness campaign on deforestation. Even given the attention they deserve in the national
when renewable energy technologies are energy policy and development plans. This is
mentioned as a strategy under objective 2, in perhaps, one of the major hindrances to
terms of activities, the plan stresses on solar promoting a widespread use of RETs in Zambia.
photovoltaic technology and efficient charcoal
production. Although wind, solar thermal, 5. USE OF RENEWABLE ENERGY
geothermal and modern bio-energy technologies TECHNOLOGIES: THE CASE
can contribute towards the attainment of the OF LUNDAZI DISTRICT
TNDP energy objectives 1, 2 and 3, they are not
explicitly integrated in the energy strategies, Lundazi District is one of the largest districts
programmes and activities. in the Eastern province of Zambia. It occupies
In addition to meeting the said objectives, an area of 14,068 Km2. The district has a population
RETs can contribute to economic development of 256,980 people and is predominantly rural with
through employment creation and business only about 20,248 people (7.8%) living in the urban
opportunities for the country’s entrepreneurs. area which constitutes the administrative centre
Furthermore, the inadequacy of the TNDP lies in of the district. The number of rural households
Table 5: Renewable energy integration in the TNDP
TNDP TNDP objective RET Strategies RET Programmes RET Activities
objec-
tive No
1 Increasing electricity access from the - - Development of micro-
current 20 percent to 35 percent hydro grid power stations
2. Reducing Production of Charcoal by Intensification of Encourage use of Efficient use and
about 400000 tonnes by 2010 awareness of activities new and renewable production of charcoal
under deforestation energy Resources.
Promote efficient Install Photovoltaic
production and use technologies
of charcoal
3 To increase electricity export by 300% - - -
by year 2010
4. To supply and utilise petroleum in the - - -
most efficient and cost effective manner
Source: Author’s analysis from TNDP (GRZ-MFNP, 2002)
9. PROMOTING RENEWABLE ENERGY TECHNOLOGIES FOR RURAL DEVELOPMENT IN AFRICA 183
totals 46,738 (LDDP, 2005). Only the adminis- is currently pegged at K45, 000.00 (US$12.0). The
trative centre is connected to grid electricity. solar home systems have a capacity of 50 Wp.
Electricity in the district is imported from More than 75 percent of the company’s
neighbouring Malawi. clients are government employees. At the
The predominant source of energy for the beginning, the company had 18 peasant farmers
rural population (92.8% of the total population) and 18 small scale entrepreneurs as part of its
is firewood which is used for cooking, heating, clients.
baking and beer brewing. Candles (47%) and At the time of this study only 3(16.7%) of the
kerosene (53%) are used for lighting while human 18 small scale farmers were still clients of the
and draft animal power is used for agricultural ESCO. Eighty-seven (87%) of small scale farmers
activities. Solar energy technologies and wind withdrew from the service. Similarly, only 5 (27.8%)
machines constitute the only new renewable of the small scale business persons are still clients
technologies being used in the district. Biomass of the energy service company. Further more, at
energy is used in its unprocessed form. Geother- the time of the study 20% of the systems were
mal and micro-hydro energy exploitation is non- not operating and the clients had reverted to the
existent in the district. use of candles and kerosene lamps. The battery
was identified as the main constraint the clients
5.1 Solar Home Systems (SHS) faced in the use of the solar home systems. All
the solar home systems that stopped working
At the household level, solar home systems were due to the expiry of the battery. This problem
are the predominant renewable energy emerged because most users connected much
technology being used. One hundred and fifty bigger electric appliances such as radio cassettes
(150) solar home systems have so far been and colour TVs to the system.
installed through a government project suppor- At the moment, solar home systems in the
ted by the Swedish International Development district are the preserve of the elite rural working
Agency (SIDA). The project has adopted the class. In fact, one third of the solar home systems
Energy Service Company (ESCO) approach in are located in a national service camp and the
the dissemination of this technology. On the basis monthly fee is paid by the government.
of this approach, the Lundazi energy service The energy service company has clearly failed
company was formed and the government leased to reach out to the farming communities because
the solar home systems to the company which in of their low incomes which can barely sustain
turn rents the solar home systems to users on a the monthly rentals. The modal income of the
fee for service basis. The energy company is rural communities is below 120,000 Kwacha (US
responsible for servicing the solar home systems $ 30) and well below the national modal income
and collects the fees on a monthly basis from the of 150,000 (US$ 37.50) – 300,000 (US$75.00).
clients. The monthly fee for solar home systems According to Ellergard and Nordstrom (2001),
ESCO Solar Home Systems users in the District
Number of users
70
60
50
40
30
20
10
0
Civil servants
farmers
entrepreneurs
Attendants
Rural Health
chiefs
Schools
Traditional
Agricultural
National
Small-Scale
Small-Scale
camp
Service camp
Category of users
Fig. 6. ESCO SHS clients at the company’s beginning (2001)
10. 184 ORLEANS MFUNE AND EMMANUEL K. BOON
these households actually spend between one billion people worldwide and create 2 million
K10,000 (US$2.50) and K20,000 (US$5.00) a month jobs in production, installation and maintenance
on energy. (EPIA, 2006)
In terms of willingness to pay, the majority
of the households are willing to pay up to 5.2 Household Use of Solar Thermal
K10,000(US$2.50) only for improved energy Technologies and Other Renewable Energy
services with only 13% ready to pay more than Technologies
K30,000(US$7.50). This scenario has significant
implications for the future of renewable energy The results of the survey indicated that no
technologies in Zambia. The solar energy users households have access to solar cookers, solar
on the other hand have modal incomes between water heaters, and solar driers and improved
K920,000 (US$230.00) and 1,040,000 Kwacha cooking stoves. In addition, the majority of the
(US$260.00). These elite constitute less than 2% respondents (87.5%) indicated they did not even
of the total rural population and have similar know about solar thermal technologies nor seen
characteristics as the urban middle class. any. While most of these technologies are
Despite the fact that solar home systems are mentioned in the energy policy of Zambia and
at the moment the exclusive preserve of the rural are known in some parts of the country, it is clear
elite, their adoption by rural dwellers has that they are not common. Awareness on the use
demonstrated their applicability in rural settings and the availability of these technologies are
and possibility to help raise awareness of the clearly inadequate. Consequently, the population
systems usefulness to rural households. Today, continues to rely on charcoal and firewood
the Lundazi energy service company has more despite their grave environmental and health
than 300 prospective clients on their demand list. impacts.
Further more, the households have reported
several benefits they derive from using the solar 5.3 Renewable Energy Technologies and Rural
home systems. More than 50% of the Institutions
respondents identified improved lighting, radio
and TV powering as the main benefits of the SHS. The institutions that use renewable energy
Improved lighting has enabled the household technologies in Lundazi district include the health
members to undertake activities in the night. For sector, education and natural resources manage-
example, school children are able to study and ment sectors. Solar energy, which is the most
prepare their exercises. exploited, has found various applications in these
Gustavson and Ellegard (2004), who carried sectors. Table 6 provides an overview of the use
out a detailed study of the impact of solar home of solar energy in Lundazi.
systems on rural livelihoods in Nyimba, a district
in eastern province of Zambia, also point out 5.3.1 Health Institutions and Solar Energy
that 50 % of solar users interviewed identified
improved lighting as the major benefit of solar Lundazi District has one Public General
home systems. Furthermore, 58 % mentioned Hospital, two missionary hospitals, an urban
studying at night as an activity they could not clinic and 24 Rural Health Centres. The General
do before the installation of solar home systems. Hospital and urban clinic are both connected to
For users involved in small scale businesses, grid electricity, while only one health centre
improved lighting has helped them to extend their bordering Malawi is connected to hydro-
working hours and thus improve their daily sales. electricity. The latter is the only non-urban health
Solar home systems are proving to be a centre that is connected to grid electricity
revolutionary technology in Zambia’s remote basically because the line servicing the main
rural areas. It has great promise in facilitating a town from Malawi passes right above the health
change in lifestyles in a significant manner. centre. The lack of energy to power refrigerators
World-wide trends indicate that the photovoltaic for drug storage and microscopes for
industry is one of the fastest growing industries, Tuberculosis (TB) detection was a major
with 35% average global market growth forecast hindrance to the delivery of quality health
over the next decade. It is also estimated that in services in the district. According to the district
2020, solar energy can provide electricity to over health authorities, solar energy’s equipment and
11. PROMOTING RENEWABLE ENERGY TECHNOLOGIES FOR RURAL DEVELOPMENT IN AFRICA 185
Table 6: Existing solar use in Lundazi: Community level
Sector Powered Facilities Benefit
Health Solar Refrigerators, Solar radios, Improved health services
Solar Microscopes, Solar Geysers
Education School lighting, Teachers Improved education services and
housing lighting teacher motivation
Water Drinking Water Pumping Improved drinking water quality
Communication Telecommunication and TV Transmitter District access to National TV services
Natural Resources Solar Fencing Reduced conflict between man and wildlife,
Management
Income Generating Community group owned lodge Improved lighting for clients and increase in
income availability
Source: Field Data, 2007
Table 7: Health facilities powered with solar energy and Treatment of TB patients in their respective
in Lundazi District clinics have contributed towards the increase in
Facility solar powered Number TB cure rate from 62% to 72% in the area.
Rural Health Centres 17 Solar powered radios are used to improve
Staff Houses 27 communication in the health sector. They are
Hospital Refrigerators for Drug storage 16 important for communicating important
Microscopes 09
Solar Geysers 2 information on emergencies such as raptures of
Radios (for messaging) 24 uteruses where pregnancies are concerned. The
Solar Powered Water Pump (Panels stolen) 1 radio is also important in terms of referral cases
Source: Field Data from Lundazi District Health Board, and consultations, especially that all these health
2007 centres do not have ambulances and have to
facilities are having a significant impact on the radio the district office to send a vehicle to
health sector (Table 7) transport referred patients. According to the
The use of solar refrigerators allows the district authorities, of all cases in the health
district to store vaccines for distribution to rural centres, one out of two uterus rapture prevention
health centres. Therefore, vaccines can easily be is due to the direct use of radio messages. In
accessible to rural populations without going to terms of consultations, none of the 24 health
the urban health centres. The district, like all other centres has a resident doctor. The health officers
parts of the country, has high rates of child and in charge of these health centres use radio
maternal mortality. For example, the maternal messaging to consult the doctors based at the
mortality rate stood at 649 deaths per 100,000 in district general hospital.
1996 and increased to 729 per 100,000 in 2002. One Solar energy is also seen as a morale booster
measure taken to reduce child mortality is for health staff because electricity generated
compulsory vaccination against polio, tuberculosis through solar PVs has greatly improved their
(TB), measles and many other diseases. working and living environment. All the health
Tuberculosis is one of the diseases that are staff interviewed expressed happiness and
causing a great stress on the public health indicated that the environment was clearly more
system in Zambia. In 2000, the prevalence rate motivating than before. The staff indicated that
was 512 per 100, 000 population. The use of solar the use of solar home systems has enabled them
powered microscopes in the district has ensured to have access to facilities such as TV, video,
an increase in detection of TB. The microscopes radio and light for reading. One of the respon-
are used to test for sputum. In the past, people dents is even connected to digital satellite
avoided TB testing as the centre was at the television right in the remote setting about 70Km
district hospital which is quite far from remote from the urban centre.
areas, some areas being as far as more than 100km
from the district hospital. 5.3.2 Education and Solar Energy
With the acquisition of solar powered
microscopes, a 25% to 30% increase in the The Ministry of Education in the district was
number of people tested has been observed in among the first sectors to realise that the use of
health centres that are solar powered. Testing solar energy can greatly improve pupil’s learning
12. 186 ORLEANS MFUNE AND EMMANUEL K. BOON
and working conditions. According to the energy will significantly help to develop the
district education officer, solar energy can help tourism industry in the district and boost rural
students to study at night, enable boarding development.
students have access to improved lighting and
facilitate the use of radio and TV. Further more, 5.4 Wind Energy Exploitation in the District
solar energy can be used to power science
laboratories, ICT equipment and other teaching Apart from solar energy, the only other
aids. renewable source of energy that is being
However, compared to the health sector, exploited in the district is wind energy. So far, the
which has 70% of rural health centres powered district has five wind powered water installations
by solar energy, less than 45 % of the rural using wind mill technology. Three of the installa-
educational institutions have access to solar tions are installed at health centres and are used
energy technologies or any new renewable to pump water for the health centre and health
energy technology besides wood fuel. This gap staff houses. One wind machine is being used at
in the performance of the two ministries can a private farm about 10 km from the administrative
perhaps be explained by the fact that while the centre. All the wind machines in the district are
Ministry of Health has only 24 rural health for pumping water only. While wind energy
centres, the Ministry of Education has 143 technologies hold great promise for use in
education facilities to provide solar energy. A agricultural irrigation and provision of clean
survey conducted by the Energy Regulation drinking water, their use is dogged by the same
Board (2006) in the same area indicates that solar problem as those of solar energy technologies.
energy is enabling students to study longer They are well beyond the purchasing power of
hours in the night and some schools have the average small scale farmer and are therefore
recorded improved examination results and limited to institutional buyers.
increased enrolment because solar energy is While water machines hold great potential in
acting as an attraction of students to schools Zambia for supplying water to households and
that have electricity. farms, the DoE points out that wind energy in
Zambia is not particularly suitable for electricity
5.3.3 Solar Energy and Other Sectors generation. Wind data collected at 10 meters
indicate speeds of between 0.1 to 3.5 meters per
The Zambia Telecommunications Company second with an annual average of 2.5m/s.
(ZAMTEL) was the first to use solar energy Compared to South Africa and Namibia, Zambia
technology in the district; it has a transmitter has few wind energy installations. In 2001,
that is powered by solar energy. This technology Zambia had only 100 installed wind machines
has enabled the district not only to access tele- country-wide against 30,000 and 100,000
communications services but also to have access machines for Namibia and South Africa
to the National Television network that is depen- respectively (Karekezi, 2001). Worldwide, the
dant on the ZAMTEL satellite transmitter. This wind energy market is led by Europe with 65
is a significant contribution towards improving percent of the total installed capacity (Global
communication and rural development. Wind Energy Council, 2006).
In addition, solar fencing is a technology that
is being used in the Valley area by the Wildlife 5.5 Bio-Energy Use in the District
Conservation Society (WCS). This area is located
more that 80 Km from the town centre and has no The Lundazi rural population in the district is
access to the grid electricity. Solar energy is still using wood-based energy in its unprocessed
used to light WCS staff houses and fence gardens form. Among the 80 households interviewed in
of farmers living close to the game management this study, none currently has access to improved
areas to keep off wild animals. Solar fencing in biomass stoves. Like solar thermal technologies,
the area has helped to reduce the conflict improved stoves or any modern biomass
between humans and animals. Apart from solar technologies are not known in the district. Only
fencing solar energy holds great potential for 11 (12.5%) of respondents indicated they were
water heating and providing air condition in aware of improved biomass stoves. There are
tourism facilities in the area. The use of solar neither demonstration projects nor any aware-
13. PROMOTING RENEWABLE ENERGY TECHNOLOGIES FOR RURAL DEVELOPMENT IN AFRICA 187
ness campaigns on biomass technologies in the situation in Lundazi district reveals the following
district. Interest in modern biomass energy challenges:
technology is relatively recent in Zambia. The • There is an increasing, but slow adoption of
realisation that biomass can deliver energy in renewable energy in Lundazi district. The
many forms-liquid, gaseous fuels, heat and range of adopted RETs remains narrow with
electricity-is the reason for the emerging interest. solar home systems leading in households.
Figure 7 shows the many forms biomass energy Wind energy is predominantly used for water
resources can take through the transformation pumping in rural institutions. Geothermal,
processes from raw biomass materials to bio- micro-hydro, solar thermal and modern
fuels, bio-electricity and bio-heating energy. biomass technologies remain unexploited,
It is envisaged that biomass energy can both in the district and the country as a
contribute significantly towards poverty allevia- whole, despite enormous existing potential.
tion and lead to a reduction in importation of • There is a general lack of research and
petroleum products. Zambia is also considering development in RETs and this is linked main-
the exploitation of sugar cane, sweet sorghum ly to lack of funding of research institutions.
and Jatropha as possible sources of bio-fuel • Unlike other sectors of the Zambian economy,
(ERB, 2006). The need to develop bio-fuel has few initiatives exist for awareness raising and
been articulated as a development objective in information dissemination of RETs. This
the FNDP and has received a budgetary situation can partly be explained by the
allocation for 2007/2008. incapacity of the department of energy itself
which is more or less a Cinderella department.
6. KEY CHALLENGES OF RETs It has no presence at the provincial and
IN ZAMBIA district levels. Consequently, there is a general
lack of awareness of RETs in the district.
The examination of the renewable energy • The prices of RETs are a major inhibiting
Fig. 7. Biomass conversion process to bio-fuels
(Source: EUBIA, 2006)
14. 188 ORLEANS MFUNE AND EMMANUEL K. BOON
factor in the dissemination of these techno- policy makers and planners should be
logies. Today, the price of solar photovoltaic strengthened for the common purpose of
system averages around US$ 900-1000 for a promoting RETs.
50 Wp Solar home system and US$ 1200 for • The DoE needs to be restructured, streng-
a 100 litre capacity solar geyser. Further more, thened and extended to the provinces and
a wind machine costs over US$ 2,500. On the districts in order to make it more responsive
other hand, the modal income of Zambian to the energy needs of the population. More
households is between ZK 150,000 (US37.5) renewable energy demonstration projects
and ZK 300,000.0 (US$75.0). While the price should be implemented in the rural areas. The
of most RETS on the world market and in applicability of these technologies and aware-
Zambia has experienced a general fall, the ness raising on energy resources should form
reduction is largely insufficient to induce the important elements of promotion activities.
rural population to actively engage in the • The ESCO approach allows for the most
renewable energy market. affordable payment system for RETs like the
• Dissemination of RETs is also hindered by Solar Home Systems. This should be streng-
inadequate policy, poor integration of thened by targetting subsidies towards low
renewable energy in development plans and income households.
inadequate commitment to effective policy • The national energy policy and plans need
implementation. to the establish annual investment goals,
• For RETs such as solar thermal technologies strategies and targets for RETs deployment
and solar home systems, there are no active to rural areas. Energy planners need to be
manufacturers in Zambia. All components of actively involved in development planning
solar energy technologies are imported from at all levels (national, provincial and district)
countries such as Japan, France and South for RETs to be properly integrated in deve-
Africa. In addition, companies that deal in lopment planning.
renewable energy technologies are located • The government needs to create incentives
in the main cities on the Copperbelt and for the private sector’s participation in RETs
Lusaka Provinces and lack distribution in rural areas. Further efforts should be tar-
networks in the countryside. There are no geted towards the involvement of credit or
retail outlets for RETs in Lundazi district. financial institutions in financing renewable
Most retailers do not perceive RETs as viable energy projects
business opportunities.
8. CONCLUSION
7. RECOMMENDATIONS
It is clear that Zambia has enormous renewable
In order to overcome the above mentioned energy resources that can play a significant role in
challenges, the following recommendations are meeting the energy needs of the country.
proposed: Decentralised RETs such as solar energy have
• Promotion of RETs should not just be limited proved to have a wide range of applications in
to solar home systems and wind machines households, health, education, natural resources
for pumping water. Studies need to be management and telecommunications sectors.
conducted on how best to exploit geothermal Though the exploitation of renewable energy is
energy, small hydro, biomass and solar still in its infancy, there is no doubt that these
thermal technologies. technologies can play a significant role in the
• To stimulate research and development in development of rural areas. Despite the fact that
renewable energy technologies, government RETs are poorly integrated in development plans,
should create an R &D fund for RETs to be there are signs of a growing desire by energy
used by the University of Zambia Energy policy makers and planners at the national level
Research Centre and the National Council to integrate RETs in policies and plans in Zambia.
for Scientific Research. The research should The Zero rating of customs duty for solar energy
be centred on development of appropriate technology components, the scrapping of licence
and affordable RETs for rural areas. In fees for solar companies and this year’s budgetary
addition, collaboration between researchers, consideration for biomass energy exploitation are
15. PROMOTING RENEWABLE ENERGY TECHNOLOGIES FOR RURAL DEVELOPMENT IN AFRICA 189
clear signs of government’s recognition of Mitigation of Serious Effects of Drought. GRZ:
renewable energy in Zambia. Lusaka; Pp. 27-28 (2002)..
GRZ- MFNP (The Government of the Republic of Zambia
- Ministry of Finance and National Planning): The
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