Engineering & Materials Science
Carbon
100%
Electricity
69%
Sustainable development
49%
Life cycle
47%
Decarbonization
42%
Greenhouse gases
39%
Thermodynamics
39%
Gas emissions
35%
Exergy
34%
Hot Temperature
30%
Carbon dioxide
28%
Economics
27%
Energy efficiency
22%
Carbon capture
22%
Climate change
21%
Biofuels
21%
Industry
20%
Environmental impact
20%
Fossil fuels
16%
Water
16%
Tidal power
16%
Heating
15%
Bioethanol
14%
Demand side management
14%
Energy conservation
13%
Pumps
12%
Straw
12%
Costs
11%
Land use
11%
Carbon footprint
11%
Food waste
10%
Energy resources
10%
Waste heat utilization
10%
Steel
9%
Rankine cycle
8%
Shale gas
8%
Estuaries
8%
Natural gas
8%
Heat pump systems
8%
Blast furnaces
8%
Hydraulic fracturing
8%
Anaerobic digestion
8%
Heat transfer
7%
Iron
7%
Gases
7%
Energy policy
7%
Ethanol
6%
Rivers
6%
Risk assessment
6%
Power plants
6%
Earth & Environmental Sciences
energy
52%
carbon emission
40%
electricity
34%
environmental footprint
33%
carbon
32%
appraisal
30%
life cycle
26%
footprint
26%
energy technology
26%
technology assessment
25%
energy efficiency
21%
heat pump
20%
sustainability
19%
exergy
19%
thermodynamics
18%
energy use
18%
combined heat and power
17%
economics
16%
demand-side management
15%
transition
14%
carbon sequestration
14%
biofuel
13%
energy supply
13%
industry
12%
energy demand
12%
savings
12%
carbon footprint
12%
environmental burden
12%
cost
11%
analysis
11%
resource
11%
ecological footprint
10%
emission reduction
10%
straw
10%
photovoltaic system
10%
energy saving
10%
power plant
10%
carbon dioxide
9%
heating
9%
tidal power
9%
biofuel production
9%
land
9%
greenhouse gas emissions
9%
wheat
9%
energy intensity
9%
fossil fuel
9%
sustainable development
9%
bioenergy
9%
manufacturing
9%
demand
8%