http://www.fao.org/about/meetings/agroecology-symposium-china/en/ Presentation of Debra Turner, from FAO, on Recycling city waste, specifically focussing on nutrients and organic material. The presentation was prepared and delivered in occasion of the International Symposium on Agroecology in China, held in Kunming, China on 29-31 August 2016. © FAO https://www.fao.org/

1. Recycling city waste
NUTRIENTS & ORGANIC MATERIAL
(not paper, plastic & glass)
International Symposium on Agroecology
for Sustainable Agriculture and Food Systems
Kunming, Yunnan, China
29-31 August 2016
Debra Turner – Plant Nutrition Officer FAO

2. Gliessman

3. The issue - simple
N P K + C

4. The issue - problems

5. The solution

6. Solutions – simple?

7. Issues
• cost / effort
• treatment of water and sludge
 EPA
WHO/FAO
• proper application
• public perception

8. Solutions – less simple
NH4MgPO4

9. Recommendations
• More analysis of the environmental costs/benefits of
recycling
• More research on effective and safe methods and
processes for recycling various waste materials
• Increased public awareness of safety of recycling?