Earth and Planetary Sciences
Climate Change
100%
United States
87%
Vegetation
85%
United States of America
81%
Tree Ring
63%
Arizona
62%
Atmospherics
62%
Planetary Atmosphere
59%
Streamflow
43%
Land Surface
42%
Soil Moisture
40%
Grassland
39%
Emissions
39%
Climate Modeling
38%
River Basin
35%
Climate Variation
32%
Colorado
32%
North America
32%
California
29%
Tree rings
25%
Paleoflood
25%
Time Series
25%
Global Positioning System
24%
Evapotranspiration
24%
Remote Sensing
23%
Flood
23%
Amazon
23%
Mexico
22%
Holocene
21%
Woody Plant
20%
Land Use
20%
Environmental Change
20%
Sea Surface Temperature
19%
Decision Making
19%
Timescale
18%
Water Resource
18%
China
18%
Organic Matter
18%
Air Temperature
18%
Seasonality
17%
Growing Season
17%
Africa
17%
Data Assimilation
16%
Boundary Layer
16%
Volcanic Cloud
16%
MODIS
16%
Water Balance
14%
New Mexico
14%
Carbon 14
14%
Regional Climate
14%
Land Cover
14%
Landform
14%
Pleistocene
14%
Radiative Transfer
14%
Northern Hemisphere
14%
Kenya
13%
Albedo
13%
Tectonics
13%
Water Supply
13%
Fossil
13%
Dry Season
13%
Hillslope
13%
Atmospheric Circulation
13%
Parameter Estimation
12%
Soil Organic Carbon
12%
Photosynthesis
12%
Paleoclimate
12%
Surface Water
12%
Wind Velocity
12%
Iran
12%
Eddy Covariance
12%
Global Change
12%
Semiarid Region
12%
Soil Carbon
12%
Environmental Impact Assessment
12%
Extreme Event
12%
Water Management
12%
Eastern Africa
12%
Reflectance
11%
Ecosystem Service
11%
Tropical Forest
11%
Lake Level
11%
Biome
11%
Soil Water
11%
Air Mass
11%
Ice Sheet
11%
Carbon Flux
11%
Near-Surface Geology
11%
Leaf Area
11%
Climate Change Impact
11%
Global Climate
10%
Brazil
10%
Annual Variation
10%
Sea Level
10%
Normalized Difference Vegetation Index
10%
Water Availability
10%
Ocean Surface
10%
Snowpack
10%
Carbon Dioxide
10%
Atmospheric Aerosol
10%
Agricultural and Biological Sciences
Climate Change
58%
Annuals
57%
Grassland
53%
Americans
36%
Woody Plant
31%
Pinus
29%
Photosystem
22%
Soil Moisture
22%
Growing Season
21%
Tree Growth
17%
Fire Regime
16%
Decision Making
15%
Poaceae
15%
Phenology
14%
Soil Organic Carbon
13%
Spring
13%
Tropical Forest
13%
Evapotranspiration
13%
Primary Productivity
12%
Tree Mortality
12%
Irrigation
12%
Soil Water
12%
Latewood
12%
Seeds
11%
Pinus edulis
11%
Water Use Efficiency
11%
Soil Carbon
11%
Mesquite
11%
Die-off
10%
Soil Respiration
10%
Farm Animal
10%
Agricultural Science
10%
Water Resources
10%
Dry Season
10%
Case Study
9%
Primary Production
9%
Rangeland
9%
Vapor Pressure
9%
Water Stress
9%
Growth Rings
8%
Understory
8%
Leaf Area
8%
Carbon Flux
8%
Eddy Covariance
8%
Soil Organic Matter
8%
Carbon Sink
7%
Aboveground Biomass
7%
Sweating
7%
Stomatal Conductance
7%
Land Use
7%
Perennials
7%
Shrubland
7%
Remote Sensing
6%
Net Ecosystem Exchange
6%
Normalized Difference Vegetation Index
6%
Prosopis glandulosa
6%
Forest Ecosystem
6%
Europeans
6%
African
6%
Plant Community
6%
Climate Modeling
6%
Ecosystem Respiration
6%
Prosopis velutina
5%
Water Supply
5%
Dendrochronology
5%
Fire Severity
5%
Prosopis
5%
Leaf Area Index
5%
Global Warming
5%
Fire Scars
5%
Gas Exchange
5%
Relative Humidity
5%
Lowlands
5%
Global Change
5%
Fir
5%
Microclimate
5%
Vegetation Type
5%
Herbicide
5%
Microbial Community
5%
Groundwater Model
5%
Methane
5%
Xylem
5%
Overstory
5%
Carbon Cycle
5%
Solar Radiation
5%
Moderate Resolution Imaging Spectroradiometer
5%
Watersheds
5%
Keyphrases
Climate Change
34%
Drought
32%
Arizona
25%
Tree Rings
24%
Mars
22%
United States
14%
Climate Change Impacts
13%
North America
12%
Grassland
12%
Southwestern United States
11%
Water Management
10%
Soil Moisture
9%
Streamflow
9%
20th Century
8%
Evapotranspiration
8%
Amazon Forest
8%
Evaluation Model
7%
Climate Models
7%
Woody Plants
7%
Mexico
7%
Model Performance
7%
Wildfire
7%
Grass
7%
Aerosol
7%
Semi-arid
6%
Drylands
6%
US-Mexico Border
6%
Elevated CO2
6%
Paleofloods
6%
Climate Variability
6%
Tree Growth
6%
El Nio
6%
Vulnerability
6%
Soil Respiration
5%
Extreme Drought
5%
Hydroclimatic Variability
5%
Woodland
5%
Large Floods
5%
Earth System
5%
Dry Season
5%
Ecohydrology
5%
Hydrology
5%
Free-air CO2 Enrichment
5%
Hydrologic Modeling
5%
Adaptation
5%
National Climate Assessment
5%
Western United States
5%
Carbon Isotopes
5%
Global Warming
5%
Photosynthesis
5%
Moderate Resolution Imaging Spectroradiometer (MODIS)
5%
Model Calibration
5%
Sensitivity Analysis
5%
Aerosol Cloud
5%
Extreme Events
5%
New Mexico
5%
Environmental Change
5%
Semi-arid Region
5%
North American Monsoon
5%