Engineering & Materials Science
Food waste
100%
Composting
43%
Anaerobic digestion
37%
Sewage sludge
27%
Catalysts
26%
Methane
24%
Carbon
18%
Manures
18%
Adsorption
17%
Nitrogen
16%
Fructose
16%
Oxidation
15%
Nutrients
14%
Volatile fatty acids
14%
Biogas
12%
Bioeconomy
12%
Biomass
12%
Recovery
12%
Degradation
12%
Antibiotics
12%
Wastewater
12%
Water
12%
Microorganisms
11%
Bioconversion
10%
Membranes
10%
Conductive materials
10%
Acids
10%
Waste management
10%
Fermentation
9%
Bacteria
9%
Sustainable development
9%
Metalorganic frameworks
9%
Biodegradation
9%
Bioreactors
8%
Isomerization
8%
Municipal solid waste
8%
Hydrogen
8%
Feedstocks
8%
Catalysis
8%
Industrial wastes
8%
Adsorbents
8%
Glucose
8%
Ammonia
7%
Pyrolysis
7%
Biosynthesis
7%
Functional groups
7%
Bacillus cereus
7%
Lignin
7%
Chemical activation
7%
Hydrolysis
7%
Humic Substances
6%
Microplastic
6%
Reactive oxygen species
6%
Soils
6%
Electrons
6%
Odors
6%
Contamination
6%
Hydrocarbons
6%
Oxidative stress
6%
Purification
6%
Temperature
5%
Substrates
5%
Health
5%
Acetic acid
5%
Zeolites
5%
Remediation
5%
Chitosan
5%
Ionic liquids
5%
Crops
5%
Fatty acids
5%
Organic pollutants
5%
Hydroxyapatite
5%
Metals
5%
Salts
5%
Earth & Environmental Sciences
food waste
70%
biochar
40%
composting
30%
digestion
25%
anaerobic digestion
24%
methane
22%
sewage sludge
19%
compost
16%
manure
14%
sludge
14%
catalyst
13%
nitrogen
11%
fatty acid
11%
biogas
9%
leachate
9%
microbial community
9%
product
8%
carbon
8%
reactor
8%
fermentation
8%
degradation
8%
pandemics
8%
effect
7%
biodegradation
7%
microorganism
7%
substrate
7%
environmental sustainability
7%
organic waste
7%
odor
6%
evaluation
6%
industrial waste
6%
germination
6%
bioreactor
6%
acetic acid
6%
municipal solid waste
6%
acid
5%
ammonium
5%
biosynthesis
5%
biomass
5%
valorization
5%
soil
5%
sawdust
5%
school
5%
nutrient
5%
oil
5%
dosage
5%
bacterium
5%
potassium
5%
Chemical Compounds
Food
52%
Methane
24%
Compost
19%
Waste Management
14%
Catalyst
13%
Polyhydroxyalkanoate
10%
Environmental Pollutant
10%
Fructose
10%
Reaction Yield
10%
Carbon Atom
10%
Nutrient
10%
5-Hydroxymethylfurfural
9%
2,5-diformylfuran
9%
Nitrogen
9%
Adsorption
9%
Wastewater
9%
Environment
9%
Solid Waste
8%
Fermentation
8%
Biosurfactant
7%
Bioconversion
7%
Tetracycline
7%
Application
7%
Inoculum
7%
Industrial Waste
7%
Oxidation Reaction
7%
Biodegradation
6%
Remediation
6%
Glucose
5%
Reduction
5%
Sawdust
5%
Adsorbent
5%
Acetic Acid
5%
Pyrolysis
5%
Hydrogen
5%