Earth & Environmental Sciences
mine waste
83%
arsenic
60%
dam
51%
soil
28%
forest soil
25%
metal oxide
19%
sequential extraction
18%
restoration
12%
contaminated area
10%
extraction method
9%
sustainable management
8%
bioavailability
8%
leaching
6%
contamination
5%
pollution
5%
monitoring
4%
chemical
4%
rock
4%
sediment
4%
experiment
3%
test
3%
Engineering & Materials Science
Arsenic
100%
Dams
76%
Soils
53%
Restoration
16%
Oxides
14%
Biological Availability
13%
Reclamation
11%
Metals
10%
Sediments
10%
Leaching
10%
Contamination
8%
Pollution
7%
Rocks
7%
Monitoring
4%
Experiments
3%
Social Sciences
restoration
35%
environmental pollution
17%
management
16%
Korea
15%
monitoring
12%
experiment
10%