Earth & Environmental Sciences
pine
87%
soil
57%
ecosystem
53%
climate
38%
restoration
37%
wildfire
36%
effect
34%
carbon
34%
vegetation
34%
warming
29%
asteroid
27%
drought
26%
habitat
26%
Holocene
25%
fungus
25%
mountain
25%
climate change
25%
beetle
25%
lake
25%
grassland
24%
coniferous tree
24%
nitrogen
24%
Mars
22%
seedling
21%
plateau
21%
productivity
20%
rate
20%
basin
20%
mortality
20%
thinning
20%
genotype
19%
crater
19%
canyon
19%
sediment
19%
herbivore
19%
biomass
19%
permafrost
18%
desert
18%
disturbance
18%
temperature
18%
understory
18%
distribution
18%
bark
17%
litter
17%
North America
17%
insect
17%
history
17%
soil crust
16%
herbivory
16%
oak
16%
arthropod
16%
woodland
15%
community composition
15%
soil carbon
15%
river
15%
gene
15%
amino acid
15%
analysis
14%
plant community
14%
land
14%
tundra
14%
bird
14%
plant species
14%
regeneration
14%
genetic variation
14%
bat
14%
decomposition
14%
young
13%
racemization
13%
modeling
13%
loss
13%
seed
13%
canopy
13%
pollen
13%
water
13%
grass
13%
experiment
13%
shrub
13%
ice
13%
dust
12%
science
12%
resource
12%
albedo
12%
nutrient
12%
comparison
12%
infection
11%
valley
11%
national park
11%
organic carbon
11%
DNA
11%
microbial community
11%
respiration
11%
moss
11%
leaf litter
11%
ecology
11%
zircon
11%
Pleistocene
11%
biodiversity
11%
basal area
11%
species richness
11%
Agriculture & Biology
Pinus ponderosa
100%
ecosystems
74%
coniferous forests
55%
soil
50%
wildfires
45%
climate
39%
climate change
37%
vegetation
33%
carbon
32%
biological soil crusts
29%
drought
27%
herbivores
26%
habitats
25%
Arceuthobium
24%
Pinus
23%
fire regime
22%
nitrogen
21%
thinning (plants)
21%
bark beetles
20%
grasslands
20%
Southwestern United States
20%
ecological restoration
18%
Pinus edulis
18%
permafrost
17%
woodlands
16%
prescribed burning
16%
understory
16%
biodiversity
16%
tundra
15%
fire severity
15%
Quercus
15%
genetic variation
15%
plant communities
15%
Populus fremontii
15%
lakes
14%
species diversity
14%
canyons
14%
mycorrhizal fungi
14%
Populus angustifolia
14%
degradation
14%
genotype
13%
temperature
13%
soil carbon
13%
Chiroptera
13%
microbial communities
13%
mountains
13%
shrubs
13%
fungi
13%
ecology
13%
shrublands
13%
arid lands
13%
sediments
13%
managers
13%
leaves
13%
canopy
13%
forest restoration
13%
methodology
12%
seedlings
12%
water
12%
carbon dioxide
12%
deserts
12%
species richness
12%
biomass
12%
community structure
12%
Coleoptera
12%
mixed forests
12%
arthropod communities
12%
fungal communities
11%
plant litter
11%
terrestrial ecosystems
11%
birds
11%
sampling
11%
conifers
11%
Burkholderia pseudomallei
11%
nutrients
11%
mosses and liverworts
11%
ecological function
11%
case studies
10%
fuels (fire ecology)
10%
carbon sinks
10%
environmental factors
10%
genome
10%
Pseudotsuga menziesii
10%
fire history
10%
phylogeny
10%
meta-analysis
10%
grasses
10%
Western United States
10%
Mexico
10%
tree mortality
10%
plateaus
10%
Arctic region
10%
stable isotopes
10%
mycorrhizae
9%
soil organic carbon
9%
testing
9%
infection
9%
global warming
9%
Pinus strobiformis
9%
history
9%
Medicine & Life Sciences
Soil
77%
Ecosystem
62%
Genome
35%
Carbon
33%
Burkholderia pseudomallei
32%
Forests
30%
Bacillus anthracis
28%
Climate
26%
Microbiota
23%
Climate Change
20%
Muscles
19%
Population
19%
Water
18%
Fungi
17%
Single Nucleotide Polymorphism
17%
Populus
17%
Droughts
17%
Growth
16%
Melioidosis
16%
Bacteria
16%
Temperature
16%
Nitrogen
15%
Yersinia pestis
15%
Francisella tularensis
15%
Minisatellite Repeats
15%
Genes
14%
Coccidioides
14%
Genotype
14%
Genetic Variation
14%
Connectin
13%
Disease Outbreaks
13%
DNA
13%
Grassland
13%
Biodiversity
13%
Ticks
12%
Exercise
12%
Coleoptera
11%
Soybeans
11%
Permafrost
11%
Herbivory
11%
Ecology
11%
Animals
11%
Chiroptera
11%
Infections
11%
Pinus
11%
Mycobiome
11%
Sciuridae
11%
Biomass
10%
Plague
10%
Pinus ponderosa
10%
Burkholderia
10%
Anthrax
10%
Tundra
10%
Isotopes
9%
Carbon Sequestration
9%
Coccidioidomycosis
9%
Whole Genome Sequencing
9%
Phylogeny
9%
Genomics
9%
Skeletal Muscle
9%
North America
9%
Anura
9%
Respiration
8%
Lung
8%
Gases
8%
Wildfires
8%
Mutation
8%
Mammals
7%
Proteins
7%
Carbon Cycle
7%
Fishes
7%
Seedlings
7%
Nutrients
7%
Insecta
7%
Polymerase Chain Reaction
7%
Virulence
7%
Lizards
7%
Anaplasma phagocytophilum
6%
Oxygen
6%
Alleles
6%
Arthropods
6%
Minor Planets
6%
Tularemia
6%
Islands
6%
Uranium
6%
Metagenomics
6%
Costs and Cost Analysis
6%
Sequoia
6%
Photosynthesis
5%
In Vitro Techniques
5%
Gene Flow
5%
Population Genetics
5%
Symbiosis
5%
Coxiella burnetii
5%
Datasets
5%
Amphibians
5%
Clone Cells
5%
Ligands
5%
History
5%
Phylogeography
5%