Earth & Environmental Sciences
decommissioning
100%
steel structure
49%
greenhouse gas emissions
39%
oil
39%
wind turbine
36%
recycling
36%
gas
34%
continental shelf
30%
price
27%
wind power
25%
decision
21%
industry
20%
policy
20%
steel
19%
energy
16%
modeling
14%
Kyoto Protocol
13%
cost
11%
expenditure
11%
manufacturing
10%
emission reduction
10%
alternative energy
10%
resource
9%
electricity
9%
innovation
9%
circular economy
8%
hydrocarbon
7%
demand
7%
calculation
7%
transition
6%
climate change
6%
economics
6%
product
6%
greenhouse gas
5%
basin
5%
life cycle
5%
Engineering & Materials Science
Oils
43%
Gases
38%
Steel structures
35%
Gas emissions
34%
Greenhouse gases
33%
Industry
14%
Recycling
13%
Steel
11%
Life cycle
5%