Earth & Environmental Sciences
PAH
100%
biodegradation
84%
activated carbon
80%
capping
74%
naphthalene
61%
electron
58%
microbial community
58%
triazine
47%
biotransformation
42%
sediment
40%
community composition
36%
oxidation
35%
river system
35%
hurricane
35%
material
33%
sulfate
28%
environmental impact
28%
pollutant
27%
iron-reducing bacterium
26%
iron
25%
degradation
25%
microorganism
23%
explosive
22%
water
22%
bioremediation
22%
natural attenuation
22%
dechlorination
21%
trichloroethylene
20%
sulfate-reducing bacterium
20%
meta-analysis
20%
cell
20%
remediation
20%
removal
19%
biological treatment
19%
physicochemical property
19%
weathering
15%
effect
14%
organoclay
12%
pyrene
12%
natural forest
11%
contamination
10%
product
10%
drinking water
9%
microcosm
9%
pump
9%
soil
9%
groundwater
9%
photosynthesis
8%
exposure
8%
formaldehyde
8%
byproduct
7%
redox conditions
7%
biofilm
7%
bioactivity
7%
microbial ecology
7%
photoautotrophy
7%
fluoranthene
7%
metabolism
7%
biomass
6%
in situ
6%
sand
6%
pump and treat
6%
experiment
6%
environmental restoration
6%
amine
6%
metabolite
6%
humic acid
6%
reaction rate
6%
foam
6%
carbon fixation
5%
bioavailability
5%
biomarker
5%
defense
5%
nutrient
5%
Engineering & Materials Science
Polycyclic aromatic hydrocarbons
61%
Biodegradation
51%
Sediments
43%
Bioremediation
41%
Natural attenuation
36%
Impurities
35%
Oxidation
32%
Biotransformation
31%
Naphthalene
25%
Hurricanes
23%
Microorganisms
23%
Remediation
23%
Activated carbon
22%
Electrons
22%
Sulfates
20%
Pyrene
20%
Rivers
18%
Brakes
17%
Environmental impact
17%
Teaching
16%
Potable water
16%
Contamination
15%
Water
14%
Pumps
14%
Photosynthesis
13%
Biofilms
13%
Metabolism
12%
Humic Substances
10%
Anthracene
10%
Biomass
10%
Fires
10%
Biological Availability
9%
Byproducts
9%
Metabolites
9%
Bacteria
8%
Aquifers
7%
Nutrients
7%
Ecology
7%
Environmental Restoration and Remediation
7%
Toxicity
7%
Enzymes
7%
Carbon
6%
Chemical analysis
6%
Materials properties
6%
Foams
5%
Glycerol
5%
Organic carbon
5%
Acids
5%
Groundwater
5%
Surface waters
5%
Chemistry
Biodegradation
57%
Remediation
38%
Chemical Transformation
36%
2,4-dinitroanisole
32%
Arene
31%
Cellular Property
30%
Electron Particle
28%
Reductive Dechlorination
26%
Environmental Pollutant
26%
anthraquinone-2,6-disulfonate
26%
Trichloroethene
22%
Flood Reaction
17%
Dechlorination
17%
Pump
17%
Naphthalene
16%
Sulfate
15%
Groundwater
15%
Microbial Ecology
14%
Metabolic
14%
Pharmacological Metabolism
14%
Photosynthesis
13%
Biofilm Formation
11%
Electron Donor
11%
Drinking Water
10%
Benzo[a]pyrene
10%
Time
10%
Permanganate
10%
Nutrient
9%
Non Toxic
9%
pH Value
9%
Bioavailability
8%
Application
8%
Foam
8%
Oxidation Reaction
8%
Malate
7%
Carbon Atom
6%
Formaldehyde
6%
Environment
6%
Humic Acid
6%
Succinate
6%
Strain
6%
Anthracene
6%
Metabolite
5%
Surface
5%
Glycerol
5%
Drinking Water Standard
5%
Organic Carbon
5%