Ciencias ambientales y de la tierra
enzyme
61%
phenol
56%
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%
parameter estimation
30%
biological processes
29%
genetic algorithm
29%
wastewater treatment plant
27%
activated sludge
26%
potential energy
24%
energy
23%
sustainability
22%
development indicator
22%
aeration
21%
sludge
20%
physicochemical process
20%
energy consumption
20%
water
19%
oxidation
19%
kinetics
18%
environmental impact
17%
bioenergy
16%
sanitation
16%
flocculation
15%
wastewater
15%
coagulation
14%
hydrolysis
13%
eutrophication
13%
emergy
13%
replacement
12%
warming
11%
microorganism
11%
chemical
11%
parameter
10%
nutrient medium
10%
consumption
10%
energy utilization
9%
secondary treatment
9%
anaerobic treatment
9%
phenolic compound
9%
liquid
9%
post-treatment
9%
test
8%
environmental regulation
8%
industry
8%
research work
8%
need
8%
energy demand
8%
transducer
8%
energy saving
8%
petrochemical
7%
cost reduction
7%
gas production
7%
oil production
7%
conventional energy
7%
in situ measurement
7%
carbon sequestration
7%
dynamic response
6%
analytical method
6%
dissolved oxygen
6%
sewage
6%
methodology
6%
estimation method
6%
valorization
6%
reaction rate
6%
savings
5%
methane
5%
industrial effluent
5%
modeling
5%
toxicity
5%
energy supply
5%
tissue
5%
environmental economics
5%
sensor
5%
electrode
5%
measuring
5%
appraisal
5%
Ingeniería y ciencia de los materiales
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%