Engineering & Materials Science
Air
12%
Carbon dioxide
10%
Costs
4%
Economics
7%
Environmental regulations
15%
Experiments
4%
Gases
6%
Hazards
10%
Hydrocarbons
10%
Impurities
11%
Mathematical programming
80%
Nitrogen oxides
41%
Oils
30%
Petroleum refineries
100%
Planning
44%
Pollution control
95%
Production control
29%
Screening
10%
Sulfur Oxides
58%
Earth & Environmental Sciences
air
6%
air pollutant
10%
analysis
3%
carbon dioxide
9%
combustion
17%
cost
6%
decision
7%
economics
6%
emission reduction
11%
environmental hazard
13%
environmental regulation
13%
experiment
4%
gas
5%
hydrocarbon
8%
nitrogen oxides
35%
oil refinery
58%
petroleum
53%
plan
15%
planning
43%
pollutant
13%
pollutant emission
26%
pollution control
68%
product
5%
refinery
70%
screening
10%
sulfur oxide
45%
Social Sciences
air
18%
Canada
7%
costs
6%
decision maker
10%
economics
4%
Environmental regulations
13%
experiment
6%
optimization model
18%
planning
42%
pollutant
52%
programming
54%