Earth & Environmental Sciences
albedo
13%
amino acid
15%
analysis
19%
arthropod
15%
asteroid
27%
bark
17%
basin
21%
bat
14%
beetle
25%
biodiversity
13%
biomass
21%
bird
14%
canopy
16%
canyon
21%
carbon
38%
climate
45%
climate change
30%
community composition
16%
comparison
13%
coniferous tree
25%
crater
19%
decomposition
14%
desert
19%
detection
12%
distribution
20%
disturbance
19%
DNA
12%
drought
29%
dust
14%
ecology
13%
ecosystem
60%
effect
38%
experiment
14%
fungus
26%
gene
17%
genetic variation
14%
genotype
20%
grass
14%
grassland
25%
habitat
26%
herbivore
19%
herbivory
17%
history
18%
Holocene
25%
ice
13%
infection
13%
insect
18%
lake
28%
land
18%
litter
17%
loss
14%
Mars
22%
method
12%
microbial community
14%
modeling
17%
mortality
21%
mountain
27%
national park
14%
nitrogen
25%
North America
19%
nutrient
13%
oak
16%
permafrost
19%
phenology
15%
pine
87%
plant community
15%
plant species
14%
plateau
21%
pollen
14%
productivity
24%
project
12%
racemization
13%
rate
22%
regeneration
14%
resource
16%
respiration
12%
restoration
38%
river
18%
science
15%
sediment
20%
seed
14%
seedling
21%
shrub
15%
soil
61%
soil carbon
16%
soil crust
16%
temperature
21%
test
12%
thinning
19%
tourism
17%
trend
12%
tundra
16%
understory
17%
valley
15%
vegetation
37%
warming
31%
water
16%
wildfire
38%
woodland
15%
young
14%
Agriculture & Biology
Arceuthobium
24%
Arctic region
11%
arid lands
14%
arthropod communities
11%
bark beetles
20%
biodiversity
18%
biological soil crusts
28%
biomass
13%
birds
12%
boreal forests
10%
Burkholderia pseudomallei
11%
canopy
16%
canyons
16%
carbon
37%
carbon dioxide
13%
carbon sinks
11%
case studies
11%
Chiroptera
14%
climate
44%
climate change
41%
Coleoptera
12%
community structure
12%
coniferous forests
56%
conifers
12%
degradation
14%
deserts
12%
drought
29%
ecological function
11%
ecological restoration
19%
ecology
14%
ecosystems
84%
environmental factors
11%
fire regime
22%
fire severity
16%
forest restoration
14%
fuels (fire ecology)
10%
fungal communities
12%
fungi
13%
genetic variation
15%
genome
11%
genotype
13%
grasses
10%
grasslands
21%
gross primary productivity
11%
habitats
25%
herbivores
26%
history
10%
infection
10%
lakes
16%
leaves
14%
managers
13%
meta-analysis
11%
methodology
15%
Mexico
10%
microbial communities
18%
mixed forests
12%
mosses and liverworts
10%
mountains
14%
mycorrhizal fungi
14%
net primary productivity
11%
nitrogen
21%
nutrients
12%
permafrost
18%
phenology
11%
phylogeny
11%
Pinus
23%
Pinus edulis
18%
Pinus ponderosa
100%
planning
10%
plant communities
15%
plant litter
12%
Populus angustifolia
13%
Populus fremontii
14%
prediction
10%
prescribed burning
16%
Quercus
16%
rivers
10%
sampling
13%
sediments
14%
seedlings
12%
shrublands
13%
shrubs
14%
soil
52%
soil carbon
13%
Southwestern United States
20%
species diversity
15%
species richness
12%
temperature
15%
terrestrial ecosystems
12%
testing
10%
thinning (plants)
20%
tree mortality
11%
tundra
17%
uncertainty
11%
understory
16%
vegetation
36%
water
16%
Western United States
10%
wildfires
47%
woodlands
16%
Medicine & Life Sciences
Alaska Natives
9%
Animals
13%
Ankle
9%
Anthrax
9%
Anura
8%
Athletes
9%
Bacillus anthracis
27%
Bacteria
17%
Biodiversity
15%
Biomass
12%
Burkholderia
10%
Burkholderia pseudomallei
32%
Carbon
37%
Carbon Cycle
9%
Carbon Sequestration
10%
Child
15%
Chiroptera
12%
Climate
32%
Climate Change
24%
Coccidioides
15%
Coccidioidomycosis
11%
Coleoptera
12%
Connectin
13%
Costs and Cost Analysis
9%
Datasets
9%
Delivery of Health Care
9%
Disease Outbreaks
14%
DNA
13%
Droughts
17%
Ecology
16%
Ecosystem
77%
Education
18%
Equipment and Supplies
8%
Exercise
23%
Fishes
8%
Food
8%
Foot
11%
Forests
39%
Francisella tularensis
15%
Fungi
18%
Gait
9%
Gases
8%
Genes
17%
Genetic Variation
14%
Genome
38%
Genomics
9%
Genotype
14%
Grassland
14%
Growth
20%
Health
20%
Herbivory
11%
Hispanic Americans
12%
Infections
13%
Isotopes
9%
Language
10%
Learning
8%
Lung
9%
Mammals
8%
Melioidosis
16%
Metagenomics
8%
Microbiota
41%
Minisatellite Repeats
14%
Muscles
23%
Mutation
8%
Mycobiome
12%
Nitrogen
15%
North America
10%
North American Indians
30%
Nutrients
8%
Pandemics
11%
Permafrost
12%
Phylogeny
10%
Pinus
10%
Pinus ponderosa
10%
Plague
10%
Population
28%
Populus
17%
Pressure
11%
Proteins
8%
Psychology
9%
Public Health
12%
Research Personnel
9%
Respiration
9%
Sciuridae
10%
Single Nucleotide Polymorphism
17%
Skeletal Muscle
9%
Soil
85%
Soybeans
11%
Sports
10%
Students
33%
Temperature
19%
Therapeutics
8%
Ticks
11%
Tundra
15%
Walking
19%
Water
23%
Whole Genome Sequencing
9%
Wildfires
8%
Wounds and Injuries
8%
Yersinia pestis
14%