Engineering & Materials Science
Life cycle
100%
Carbon
40%
Electricity
40%
Greenhouse gases
37%
Biomass
32%
Environmental impact
32%
Biofuels
29%
Feedstocks
26%
Gas emissions
24%
Anaerobic digestion
19%
Fossil fuels
18%
Crops
18%
Heating
17%
Economics
17%
Sustainable development
17%
Hot Temperature
16%
Water
14%
Straw
14%
Renewable energy resources
14%
Costs
13%
Climate change
13%
Lipids
13%
Ethanol
13%
Oils
12%
Carbon dioxide
12%
Demand side management
12%
Forestry
12%
Biogas
12%
Heat pump systems
10%
Industry
10%
Pumps
10%
Planning
9%
Wood wastes
9%
Bioethanol
8%
Boilers
8%
Social sciences
8%
Energy resources
8%
Carbon footprint
8%
Air source heat pumps
8%
Hydrocarbons
7%
Catchments
7%
Wood
7%
Natural gas
7%
Quality management
7%
Yeast
6%
Tidal power
6%
Gasification
6%
Briquetting
6%
Solar energy
6%
Citric acid
6%
Earth & Environmental Sciences
life cycle
81%
bioenergy
30%
biofuel
26%
electricity
24%
greenhouse gas
21%
carbon
19%
energy
19%
greenhouse gas emissions
19%
biomass
18%
battery
17%
heat pump
16%
anaerobic digestion
16%
oil
16%
environmental impact
15%
combined heat and power
13%
demand-side management
13%
straw
12%
biogas
12%
energy production
11%
photovoltaic system
11%
environmental consequence
11%
heating
11%
alternative energy
11%
accounting
11%
sustainability
10%
renewable energy directive
10%
fossil fuel
10%
economic analysis
9%
cost
9%
lipid
9%
crop
8%
farm
8%
ethanol
8%
seaweed
8%
market
8%
wheat
8%
boiler
8%
decision
8%
comparison
8%
fertilizer
8%
methodology
7%
economics
7%
policy
7%
recycling
7%
resource
7%
product
7%
natural capital
7%
litter
7%
evaluation of technology
7%
catchment
7%