Earth and Planetary Sciences
Carbon Dioxide
100%
Vegetation
53%
Emissions
39%
Chlorophyll
32%
Terrestrial Ecosystem
29%
United States of America
29%
Atmospherics
26%
Photosynthesis
25%
Soil Carbon
23%
Climate Change
23%
Primary Production
20%
Carbon Cycle
19%
Soil Organic Carbon
19%
Tropical Forest
18%
Earth System Model
18%
Soil Moisture
17%
United States
17%
Net Ecosystem Exchange
16%
Temperate Forest
16%
Eddy Covariance
15%
Biome
15%
Peatland
14%
Carbon Budget
14%
Soil Water
14%
Remote Sensing
13%
Land Use
13%
Carbon Flux
13%
Evapotranspiration
13%
Land Surface
12%
Deciduous Forest
12%
Soil Respiration
12%
MODIS
12%
Grassland
11%
China
11%
Moisture Content
10%
Global Change
10%
Carbon Dioxide Emission
9%
Leaf Area
9%
Missouri
9%
Seasonality
9%
Fine Root
9%
Methane
9%
Growing Season
9%
Reflectance
8%
Global Carbon Cycle
8%
Flux Measurement
8%
Organic Carbon
8%
Carbon Sequestration
8%
Amazon
7%
Annual Variation
7%
Rhizosphere
7%
Water Use
7%
Land Use Change
6%
Marshland
6%
Land Cover Change
6%
Vegetation Dynamics
6%
Ecosystem Function
6%
Neutron Radiography
6%
Vegetation Index
6%
Water Flux
6%
Soil Temperature
6%
North America
6%
Plant Physiology
6%
Dissolved Organic Carbon
6%
Dormancy
6%
Information Retrieval
5%
Ecosystem Structure
5%
Deforestation
5%
Albedo
5%
Forest Ecosystem
5%
Environmental Change
5%
Carboxylation
5%
Vapor Pressure
5%
Nitrous Oxide
5%
Ice Storm
5%
Water Stress
5%
Nitrous Oxide
5%
Land Cover
5%
Volatile Organic Compound
5%
Mineral Surface
5%
Agricultural and Biological Sciences
Photosystem
47%
Tropical Forest
29%
Soil Organic Carbon
25%
Primary Production
25%
Quercus
23%
Terrestrial Ecosystem
23%
Soil Carbon
22%
Chlorophyll Fluorescence
22%
Soil Respiration
22%
Temperate Forest
20%
Climate Change
19%
Primary Productivity
17%
Sweating
17%
Soil Moisture
17%
Grassland
15%
Carbon Cycle
15%
Carbon Sink
14%
Soil Water
14%
Fine Root
14%
Peatlands
13%
Phenology
13%
Temperate Deciduous Forest
13%
Deciduous
13%
Spring
12%
Pinus
12%
Growing Season
12%
Net Ecosystem Exchange
11%
Plant Functional Type
11%
Photosynthetic Capacity
11%
Eddy Covariance
10%
Carboxylation
10%
Microorganism
10%
Plantation
10%
Mesophyll
10%
Carbon Flux
10%
Marshland
10%
Branches
9%
Global Change
9%
Soil Temperature
9%
Water Stress
9%
Gas Exchange
8%
Sap Flow
8%
Ultisol
8%
Ecosystem Respiration
8%
Forest Ecosystem
8%
Xylem
8%
Cropland
8%
Sphagnum
7%
Panicum virgatum
7%
Liquidambar Styraciflua
7%
Picea mariana
7%
Vapor Pressure
7%
Microbial Biomass
7%
Acclimation
7%
Ecosystem Model
7%
Stomatal Conductance
7%
Leaf Area Index
7%
Aboveground Biomass
6%
Photosystem II
6%
Microbial Community
6%
Deciduous Forest
6%
Soil Profile
6%
Meta-Analysis
6%
Sap
6%
Forest Soil
6%
Tree Mortality
6%
Methane
5%
Water Uptake
5%
Biodiversity
5%
Enzyme Activity
5%
Root System
5%
Plant Physiology
5%
Evapotranspiration
5%
Mollisol
5%
Phloem
5%
Environmental Factor
5%
Remote Sensing
5%
Soil Organic Matter
5%
Forest Canopy
5%
Leaf Water Potential
5%
Irrigation
5%
Mycorrhiza
5%
Bulk Soil
5%
Plant Community
5%