Keyphrases
Biogas
79%
Anaerobic Digestion
56%
Landfill
52%
Zimbabwe
45%
South Africa
43%
Biogas Production
39%
Cow Dung
37%
Organic Fraction of municipal Solid Waste (OFMSW)
33%
Resource Recovery
32%
Harare
31%
Biochar
31%
Vermicompost
30%
Botswana
28%
Leachate
27%
Food Waste
26%
Bio-oil
26%
Solid Waste
26%
Municipal Solid Waste
25%
Volatile Organic Compounds
25%
Anaerobic Co-digestion
25%
Landfill Waste
25%
Chemical Oxygen Demand
23%
Volatile Matter
22%
Biogas Upgrading
22%
Methane
21%
Co-digestion
21%
Biomethane
21%
Sewage Sludge
20%
Municipal Solid Waste Management
20%
Fossil Fuels
20%
Pyrolysis
19%
Total Solids
19%
Organic Waste
18%
Chicken Manure
18%
Acacia Tortilis
18%
Waste Tire
18%
Reduction Crystallization
18%
Attainable Region
18%
Infinite Dilution
17%
Methane Yield
17%
Methane Production
17%
Bioenergy
17%
Bioethanol
16%
Brewer's Spent Grain
16%
Organic Fraction
16%
Waste Generated
16%
Effluent
15%
Earthworms
14%
Developing Countries
14%
Biogas Plant
14%
Engineering
Biogas
100%
Energy Engineering
54%
Methane
49%
Pyrolysis
48%
Calorific Value
35%
Bio-Oil
34%
Municipal Solid Waste
33%
Bioenergy
30%
Greenhouse Gas
27%
Biogas Production
21%
Biomethane
20%
Waste to Energy
20%
Anaerobic Digestion
20%
Chemical Oxygen Demand
19%
Energy Storage
18%
Torrefaction
18%
Energy Efficiency
18%
Energy Conservation
18%
Lignocellulosics
16%
Organic Waste
15%
Solid Waste Management
13%
Hydraulics
13%
Fine Coal
12%
Sulfide Ore
12%
Flotation
12%
Agro Wastes
12%
Energy Production
12%
Wastewater Treatment
12%
Battery Energy Storage
12%
Resource Recovery
12%
Sustainable Development
12%
Oil Production
12%
Castor Oil
12%
Processing Cost
12%
Gas Processing
12%
Daily Basis
12%
Power Generation
12%
Renewable Energy
12%
Infrastructure
11%
Review Paper
11%
Total Suspended Solid
11%
Size of Particle
11%
Grinding Medium
10%
Chemical Absorption
10%
Hydrolysate
10%
Developing Countries
10%
Elemental Composition
10%
Payback Period
9%
Global Warming
9%
Pollution Control
9%