Remotely sensed interannual variations and trends in terrestrial net primary productivity 1981-2000

Earth & Environmental Sciences

• net primary production 92%
• annual variation 75%
• productivity 53%
• trend 38%
• atmospheric carbon dioxide 11%
• carbon sink 11%
• climate 10%
• observation satellite 9%
• resource management 9%
• temporal variation 8%
• natural resource 8%
• seasonal variation 7%
• spatial variation 7%
• warming 7%
• remote sensing 6%
• temperature 3%

Agriculture & Biology

• net primary productivity 100%
• climate 15%
• natural resource management 12%
• carbon sinks 11%
• remote sensing 11%
• spatial variation 10%
• temporal variation 10%
• seasonal variation 8%
• carbon dioxide 7%
• temperature 3%

Chemical Compounds

• Carbon Dioxide 60%
• Carbon Atom 36%