INIS
energy
100%
production
100%
economics
100%
ethanol
100%
sugar cane
100%
brazil
45%
fossils
36%
cost
27%
biomass
18%
conversion
18%
food
18%
farms
18%
crops
18%
energy costs
18%
machinery
18%
people
9%
dollars
9%
assessments
9%
oils
9%
processing
9%
electricity
9%
humans
9%
evaluation
9%
labor
9%
availability
9%
fossil fuels
9%
operation
9%
insecticides
9%
distillation
9%
environmental impacts
9%
public health
9%
fresh water
9%
nitrogen
9%
steam
9%
fertilizers
9%
herbicides
9%
fermentation
9%
air pollution
9%
bagasse
9%
subsidies
9%
world health organization
9%
automobiles
9%
credits
9%
Engineering
Energy Production
100%
Energy Input
100%
Ethanol Production
100%
Economics
100%
Production
66%
Biomass
33%
Machinery
33%
Conversion Process
33%
Expended Energy
33%
Energy Engineering
33%
Investigator
16%
Environmental Impact
16%
Pesticide
16%
Fossil Fuel
16%
Air Pollution
16%
Low Energy Cost
16%
Evaluation
16%
Oil
16%
Distillation
16%
Steam
16%
Earth and Planetary Sciences
Ethanol
100%
Energy Production
100%
Political Economy
100%
Input
63%
Fossil
36%
Cost
27%
Biomass
18%
Investigation
18%
Farm
18%
Nitrogen
9%
Farmland
9%
Environmental Impact
9%
Distillation
9%
Air Pollution
9%
Insecticide
9%
Herbicide
9%
Assessment
9%
Public
9%
Health
9%
Report
9%
Combustion
9%
Average
9%
Evaluation
9%
Acoustics
9%
Electricity
9%
Freshwater
9%
Oil
9%
Labor
9%
Consumer
9%
Availability
9%
History
9%
Car
9%
Steam
9%
Subsidy
9%
Credit
9%
Fossil Fuel
9%
Fertilizer
9%
Social Sciences
Production
100%
Fossils
57%
Costs
42%
Biomass
28%
Evaluation
28%
Food
28%
Process
28%
Mission
28%
Crops
28%
Machines
28%
Freshwater
14%
Electricity
14%
Air Pollution
14%
Health Policy
14%
Human Activities Effects
14%
Subsidy
14%
Motor Vehicles
14%
Acoustics
14%
History
14%
Consumers
14%
Fertilizer
14%
Credit
14%
Labor
14%
Economics, Econometrics and Finance
Economics
100%
Production
100%
Energy Price
28%
Machinery
28%
Environmental Impact
14%
Costs
14%
Labour
14%
Oil
14%
Subsidy
14%
Credit
14%