Engineering & Materials Science
Surface waters
100%
Coal bed methane
96%
Water quality
88%
Coal mines
79%
Environmental impact
69%
Produced Water
50%
Metals
23%
Conservation
17%
Coal
14%
Biochemical oxygen demand
13%
Turbidity
12%
Dissolved oxygen
11%
Escherichia coli
11%
Nitrates
11%
Phosphorus
10%
Manganese
10%
Groundwater
10%
Zinc
9%
Pollution
8%
Nickel
8%
Nitrogen
8%
Iron
8%
Aluminum
6%
Health
6%
Earth & Environmental Sciences
coal mining
74%
gas production
72%
coal seam
70%
environmental impact
56%
surface water
49%
water quality
48%
basin
36%
water
22%
index
18%
metal
16%
maximum admissible concentration
15%
coal
12%
toxic substance
10%
toxicology
10%
health impact
9%
industrial activity
9%
biochemical oxygen demand
9%
impact assessment
9%
gas
9%
outlier
9%
trace metal
8%
coal mine
8%
manganese
8%
national park
8%
turbidity
7%
nickel
7%
dissolved oxygen
7%
zinc
7%
aluminum
7%
nitrate
6%
phosphorus
6%
iron
6%
pollution
5%
groundwater
5%
nitrogen
5%
trend
4%
parameter
3%
Chemistry
Mining
83%
Surface Water
76%
Coal
69%
Gas
38%
Environment
34%
Biochemical Oxygen Demand
16%
Metal
16%
Trace Metal
13%
Turbidity
13%
Toxic Substance
13%
Groundwater
13%
Phosphorus(.)
10%
Nitrate
9%
Nitrogen
7%
Dioxygen
5%
pH Value
5%
Surface
3%