Earth & Environmental Sciences
life cycle
49%
biogas
49%
biological waste water treatment
38%
biological treatment
36%
potato
35%
energy recovery
35%
energy use
32%
effluent
32%
starch
32%
biological processes
29%
wastewater treatment plant
27%
activated sludge
26%
potential energy
24%
sustainability
22%
development indicator
22%
aeration
21%
sludge
20%
physicochemical process
20%
energy consumption
20%
energy
19%
bioenergy
16%
sanitation
16%
flocculation
15%
coagulation
14%
hydrolysis
13%
eutrophication
13%
emergy
13%
replacement
12%
enzyme
12%
warming
11%
environmental impact
11%
consumption
10%
energy utilization
9%
secondary treatment
9%
anaerobic treatment
9%
liquid
9%
post-treatment
9%
test
8%
need
8%
energy demand
8%
energy saving
8%
chemical
7%
conventional energy
7%
carbon sequestration
7%
sewage
6%
valorization
6%
methane
5%
industrial effluent
5%
energy supply
5%
environmental economics
5%
appraisal
5%
Engineering & Materials Science
Cocoa
100%
Drying
58%
Biomass
54%
Life cycle
52%
Effluents
39%
Driers (materials)
39%
Starch
37%
Dehydration
37%
Wastewater treatment
35%
Sustainable development
26%
Eutrophication
25%
Amylases
24%
Biogas
23%
Potential energy
22%
Flocculation
21%
Recovery
20%
Coagulation
20%
Hydrolysis
18%
Computer hardware
17%
Enzymes
17%
Molecules
14%
Environmental impact
14%
Atmospheric humidity
12%
Solar dryers
11%
Air
11%
Energy utilization
10%
Liquids
10%
Calorific value
7%
Thermal energy
7%
Economics
6%
Solar energy
5%
Mathematical models
5%
Thermodynamics
5%
Heat transfer
5%
Business & Economics
Effluent
40%
Potato
39%
Life Cycle Assessment
38%
Pretreatment
30%
Starch
19%
Alternatives
16%
Amylase
14%
Scenarios
14%
Eutrophication
13%
Coagulation
12%
Enzymes
10%
Biogas
10%
Hydrolysis
9%
Environmental Benefits
8%
Replacement
7%
Environmental Impact
7%
Energy Consumption
6%
Energy
5%