Earth & Environmental Sciences
chemical
13%
cost
14%
document
21%
ecosystem
49%
energy
40%
environmental restoration
38%
human health
22%
land
31%
monitoring
14%
natural environment
26%
natural resource
23%
radioactivity
28%
resource
15%
responsibility
52%
Social Sciences
energy
57%
Hazardous chemicals
40%
health
12%
integrity
24%
monitoring
20%
natural resources
25%
opportunity costs
35%
performance
12%
radioactivity
39%
resources
12%
responsibility
30%
restoration
29%
Engineering & Materials Science
Costs
15%
Ecosystems
89%
Environmental Restoration and Remediation
67%
Health
30%
Monitoring
23%
Natural resources
49%
Radioactivity
57%
Chemical Compounds
Buffer Solution
18%
Ecosystem
100%
Energy
39%
Environment
31%
Hazardous Substance
32%
Radioactivity
27%