Engineering & Materials Science
Ashes
20%
Biofuels
44%
Biomass
71%
Carbon
29%
Cleaning
18%
Costs
7%
Electricity
29%
Emission control
24%
Energy resources
20%
Environmental impact
37%
Feedstocks
39%
Fossil fuels
19%
Gas emissions
20%
Gases
11%
Gasification
79%
Greenhouse gases
100%
Hot Temperature
9%
Industrial plants
18%
Industry
69%
Life cycle
85%
Metals
12%
Natural gas
17%
Renewable energy resources
15%
Toxicity
46%
Waste disposal
23%
Waste management
24%
Water
10%
Wood wastes
57%
Earth & Environmental Sciences
advanced technology
7%
bioenergy
88%
biomass
24%
carbon
11%
combustion
5%
cost
10%
ecological economics
7%
economic impact
13%
electricity
5%
energy
6%
energy supply
7%
engineering
8%
environmental target
9%
gas supply
8%
gasification
6%
industry
8%
interdisciplinary approach
8%
land use change
6%
logistics
5%
natural gas
11%
new technology
12%
project
6%
social impact
15%
stakeholder
15%