Keyphrases
Net Ecosystem Exchange
100%
Environmental Variables
100%
Interannual Variability
100%
Latitudinal Pattern
100%
Biological Variables
100%
Gross Primary Production
50%
Evergreen Needleleaf Forest
50%
Deciduous Broadleaf Forest
40%
Respiration
30%
Grassland
20%
North America
10%
Environmental Factors
10%
Coefficient of Variation
10%
Climatic Factors
10%
Eddy Covariance Technique
10%
Ecosystem Respiration
10%
Terrestrial Ecosystems
10%
Northern Hemisphere
10%
Air Temperature
10%
Variation Pattern
10%
Temporal Patterns
10%
Correlation Analysis
10%
Atmospheric Carbon
10%
Broad-leaved Forest
10%
Dominant Environmental Factor
10%
Broadleaf Evergreen
10%
Exchange Integral
10%
Agricultural and Biological Sciences
Net Ecosystem Exchange
100%
Primary Production
55%
Deciduous
44%
Annuals
33%
Grassland
22%
Environmental Factor
22%
Americans
11%
Climatic Factor
11%
Eddy Covariance
11%
Ecosystem Respiration
11%
Terrestrial Ecosystem
11%