Earth & Environmental Sciences
pine
87%
soil
59%
ecosystem
54%
climate
40%
wildfire
38%
restoration
38%
effect
35%
carbon
35%
vegetation
34%
warming
30%
asteroid
28%
drought
27%
lake
26%
habitat
26%
Holocene
26%
climate change
25%
fungus
25%
beetle
25%
mountain
25%
nitrogen
24%
coniferous tree
24%
grassland
24%
Mars
23%
productivity
22%
seedling
21%
plateau
21%
basin
20%
rate
20%
mortality
20%
genotype
20%
thinning
20%
sediment
19%
canyon
19%
crater
19%
permafrost
19%
herbivore
19%
biomass
19%
temperature
18%
disturbance
18%
distribution
18%
desert
18%
history
18%
understory
18%
litter
17%
North America
17%
bark
17%
insect
17%
herbivory
16%
oak
16%
soil crust
16%
arthropod
16%
soil carbon
16%
amino acid
15%
gene
15%
community composition
15%
woodland
15%
river
15%
land
15%
analysis
15%
bat
14%
regeneration
14%
plant community
14%
tundra
14%
racemization
14%
bird
14%
plant species
14%
seed
14%
genetic variation
14%
decomposition
13%
pollen
13%
young
13%
water
13%
modeling
13%
loss
13%
shrub
13%
canopy
13%
resource
13%
experiment
13%
dust
13%
ice
13%
albedo
13%
grass
13%
valley
13%
science
12%
infection
12%
comparison
12%
nutrient
12%
organic carbon
12%
Pleistocene
12%
biodiversity
12%
ecology
11%
leaf litter
11%
moss
11%
DNA
11%
microbial community
11%
national park
11%
respiration
11%
muscle
11%
zircon
11%
basal area
11%
Agriculture & Biology
Pinus ponderosa
100%
ecosystems
75%
coniferous forests
56%
soil
50%
wildfires
47%
climate
41%
climate change
38%
carbon
33%
vegetation
33%
biological soil crusts
28%
drought
27%
herbivores
26%
habitats
25%
Arceuthobium
24%
Pinus
23%
fire regime
22%
nitrogen
21%
Southwestern United States
21%
thinning (plants)
20%
bark beetles
20%
grasslands
20%
ecological restoration
19%
permafrost
18%
Pinus edulis
18%
biodiversity
16%
woodlands
16%
prescribed burning
16%
understory
16%
fire severity
16%
tundra
16%
Populus fremontii
15%
genetic variation
15%
lakes
15%
Quercus
15%
plant communities
15%
canyons
14%
species diversity
14%
Chiroptera
14%
Populus angustifolia
14%
mycorrhizal fungi
14%
soil carbon
14%
temperature
14%
degradation
14%
genotype
14%
ecology
13%
sediments
13%
shrubs
13%
fungi
13%
microbial communities
13%
managers
13%
mountains
13%
canopy
13%
shrublands
13%
methodology
13%
forest restoration
13%
arid lands
13%
water
13%
leaves
13%
seedlings
12%
carbon dioxide
12%
Coleoptera
12%
community structure
12%
deserts
12%
fungal communities
12%
plant litter
12%
species richness
12%
biomass
12%
arthropod communities
12%
conifers
12%
mixed forests
12%
sampling
11%
birds
11%
terrestrial ecosystems
11%
Burkholderia pseudomallei
11%
nutrients
11%
mosses and liverworts
11%
carbon sinks
11%
genome
11%
ecological function
11%
environmental factors
11%
Pseudotsuga menziesii
10%
case studies
10%
fuels (fire ecology)
10%
phylogeny
10%
infection
10%
fire history
10%
grasses
10%
plateaus
10%
Arctic region
10%
Mexico
10%
history
10%
meta-analysis
10%
boreal forests
10%
Western United States
10%
tree mortality
10%
stable isotopes
10%
mycorrhizae
9%
pathogens
9%
global warming
9%
testing
9%
Medicine & Life Sciences
Soil
80%
Ecosystem
65%
Genome
36%
Carbon
34%
Burkholderia pseudomallei
33%
Forests
31%
Climate
28%
Bacillus anthracis
27%
Microbiota
23%
Climate Change
21%
Muscles
20%
Population
19%
Water
18%
Fungi
18%
Single Nucleotide Polymorphism
17%
Populus
17%
Bacteria
17%
Droughts
17%
Growth
16%
Temperature
16%
Coccidioides
16%
Melioidosis
16%
Nitrogen
16%
Genes
15%
Yersinia pestis
15%
Minisatellite Repeats
15%
Francisella tularensis
15%
Genotype
14%
Connectin
14%
Genetic Variation
14%
DNA
13%
Biodiversity
13%
Grassland
13%
Disease Outbreaks
13%
Coleoptera
12%
Chiroptera
12%
Infections
12%
Permafrost
12%
Ecology
12%
Herbivory
12%
Ticks
11%
Exercise
11%
Sciuridae
11%
Animals
11%
Soybeans
11%
Pinus
11%
Mycobiome
11%
Coccidioidomycosis
10%
Plague
10%
Burkholderia
10%
Tundra
10%
Biomass
10%
Pinus ponderosa
10%
Phylogeny
10%
Isotopes
9%
Carbon Sequestration
9%
Whole Genome Sequencing
9%
North America
9%
Anthrax
9%
Skeletal Muscle
9%
Genomics
9%
Anura
9%
Respiration
8%
Lung
8%
Gases
8%
Mutation
8%
Wildfires
8%
Minor Planets
8%
Carbon Cycle
8%
Mammals
7%
Fishes
7%
Proteins
7%
Insecta
7%
Seedlings
7%
Nutrients
7%
Virulence
7%
Polymerase Chain Reaction
7%
Lizards
6%
Alleles
6%
Anaplasma phagocytophilum
6%
Oxygen
6%
Arthropods
6%
Metagenomics
6%
Islands
6%
Tularemia
6%
Costs and Cost Analysis
6%
Uranium
6%
In Vitro Techniques
6%
History
5%
Sequoia
5%
Photosynthesis
5%
Brucella
5%
Vertebrates
5%
Phenotype
5%
Gene Flow
5%
Population Genetics
5%
Amphibians
5%
Datasets
5%
Southwestern United States
5%
Kinetics
5%