BIOGAS FROM ANIMAL MANURE

1
BIOGAS FROM ANIMAL MANURE RETROSPECT AND
PROSPECTS

• Darejan Kapanadze, PhD
• Environmental Specialist
• The World Bank
• Ankara, Turkey
• October 23-25, 2007

2
BIOGAS FROM ANIMAL MANURE RETROSPECT AND
PROSPECTS

• WHY IS IT WOTHWHILE?
• improved hygienic and aesthetic conditions on
  farm (odor, flies, diseases)
• decreased water pollution
• decreased emission of GHG
• improved quality of manure for soil
  fertilization
• energy generation.

3
BIOGAS FROM ANIMAL MANURE RETROSPECT AND
PROSPECTS

• WHERE IS IT USED?
• family farms (several heads) through commercial
  facilities (several hundreds of cattle)
• warm (India, Zaire) through cold climate
  (Sweden, Denmark)
• developing (Nepal, China) through well developed
  (Germany, USA) economies.

4
BIOGAS FROM ANIMAL MANURE RETROSPECT AND
PROSPECTS

• Construction
• of a BGD for a
• subsistence farm
• with 6 cows
• in Georgia

5
BIOGAS FROM ANIMAL MANURE RETROSPECT AND
PROSPECTS

• Dairy farm in upstate New York, USA processes
  manure from around 600 cows

6
BIOGAS FROM ANIMAL MANURE RETROSPECT AND
PROSPECTS

• WHAT MATTERS?
• benefits to be derived
• number and kind of animals to be served
• location of the system
• collection and transportation of inputs
• temperature maintenance
• mitigation of risks
• handling of outputs
• distribution of benefits
• management and monitoring required.

7
BIOGAS FROM ANIMAL MANURE RETROSPECT AND
PROSPECTS

• WHY IN DEMAND?
• cheaper energy option
• compliant agricultural practice
• environmental awareness.

8
BIOGAS FROM ANIMAL MANURE RETROSPECT AND
PROSPECTS

• WHAT POLICY SUPPORT IS REQUIRED?
• extension
• after-sales service
• investment/price subsidies
• regulatory mandates.