2. A chemical compound .
The solid phase is known as ice and gas
phase is called steam.
It serve as different purpose like domestic
purposes , industries etc.
Water and its uses
3. Resources of the water
Sea , river , underground water , well , lakes , Frozen water
97% of the water on the Earth is salt water, and only 3% is fresh
water .
4. World water supply and distribution
22% of worldwide water use is industrial. Major industrial
users include hydroelectric dams, thermoelectric power
plants .
8% of worldwide water use is for household purposes.
Recreational , Environmental , etc.
5. Water Pollution
Water pollution is one of the main concerns of the
world today.
Sewage, sludge, garbage, and even toxic
pollutants are all dumped into the water
6. water scarcity and conflict
In future, even more water will be needed to produce food
because the Earth's population is forecast to rise to 9 billion
by 2050 .
more than 1.2 billion, live in areas of physical water scarcity.
To avoid a global water crisis, farmers will have to strive to
increase productivity to meet growing demands for food .
7. Why Do We Need To Conserve Water ?
To save of droughts, floods and natural disasters .
Save from diseases .
To live and survive .
to stop global warming .
8. How To Conserve the water ?
99% going to waste down the drain
Rainwater harvesting
Reduce the usage of drinkable water
using water efficient showerheads,
clothes washers, dishwashers and
garden irrigation systems.
9. What can we do ?
Makes awareness
Innovation in the field
Make devices to alert
Send space ships in search of water
Built less water consuming buildings