Earth & Environmental Sciences
concretion
95%
iron
78%
uranium
77%
iron oxide
68%
siderite
58%
aquifer
51%
oxidation
50%
sandstone
43%
microorganism
41%
groundwater
33%
soil
30%
uraninite
29%
self organization
26%
isoprene
26%
rain forest
26%
electron
26%
community structure
24%
bacterium
23%
phylogenetics
23%
nitrate
21%
carbonate
20%
fatty acid
19%
rice
19%
dissolved oxygen
18%
outcrop
18%
ammonium
18%
mineralization
18%
oxide
16%
dissolution
16%
clone
15%
polymorphism
15%
contamination
14%
acetate
13%
nitrogen
13%
loss
11%
gene
11%
cement (construction material)
10%
sandy loam
10%
nitrite
10%
alkalinity
10%
mineral
9%
metabolism
9%
ferrihydrite
9%
cloning
9%
pollutant
8%
nitrogen cycle
8%
methane
8%
pseudomorph
8%
water
8%
spacing
8%
calcium
8%
morphotype
7%
terrestrial ecosystem
7%
sediment
6%
library
6%
plain
6%
method
6%
marker
6%
microbial community
6%
valley
6%
diagenesis
6%
in situ
5%
family
5%
anticline
5%
analysis
5%
Medicine & Life Sciences
Uranium
100%
Groundwater
96%
Nitrates
83%
Bacteria
53%
Comamonadaceae
39%
Methanosarcina
37%
Iron
36%
isoprene
35%
Carbonates
31%
Bacterial Structures
31%
Genome
29%
Betaproteobacteria
27%
Soil
27%
Neisseriaceae
27%
ferric oxide
27%
Archaea
26%
siderite
21%
High-Throughput Nucleotide Sequencing
21%
Metals
18%
Clay
17%
Viruses
14%
Molecular Sequence Annotation
14%
Electron Transport
12%
Population Groups
11%
Minerals
11%
Genomics
11%
Electrons
10%
Biochemistry
9%
Calcium Carbonate
9%
Microbiota
7%
Autotrophic Processes
6%
casamino acids
6%
Calcium
6%
Fatty Acids
6%
Hemiterpenes
6%
Cytochrome c Group
6%
isoprene synthase
6%
Coloring Agents
6%
Carbon
6%
United States Environmental Protection Agency
5%
Yeasts
5%
Agriculture & Biology
uranium
54%
Methanosarcina
33%
oxidation
32%
aquifers
30%
iron oxides
29%
isoprene
29%
groundwater
23%
Archaea
22%
bacterial communities
22%
rain forests
21%
community structure
20%
nitrates
18%
siderite
17%
iron
16%
methanogens
14%
clay
13%
alkalinity
13%
cement
12%
soil
11%
electron transfer
10%
valleys
10%
maximum contaminant level
9%
sandstone
9%
microorganisms
8%
spatial distribution
8%
plant litter
7%
groundwater contamination
7%
bacteria
7%
United States Environmental Protection Agency
7%
calcium
6%
metabolism
6%
dyes
6%
minerals
5%
methodology
5%
Acidobacteria
5%