Climate-Driven Increases in Global Terrestrial Net Primary Production from 1982 to 1999

@article{citeulike:1239921, abstract = {Recent climatic changes have enhanced plant growth in northern mid-latitudes and high latitudes. However, a comprehensive analysis of the impact of global climatic changes on vegetation productivity has not before been expressed in the context of variable limiting factors to plant growth. We present a global investigation of vegetation responses to climatic changes by analyzing 18 years (1982 to 1999) of both climatic data and satellite observations of vegetation activity. Our results indicate that global changes in climate have eased several critical climatic constraints to plant growth, such that net primary production increased 6\% (3.4 petagrams of carbon over 18 years) globally. The largest increase was in tropical ecosystems. Amazon rain forests accounted for 42\% of the global increase in net primary production, owing mainly to decreased cloud cover and the resulting increase in solar radiation. 10.1126/science.1082750}, author = {Nemani, Ramakrishna R. and Keeling, Charles D. and Hashimoto, Hirofumi and Jolly, William M. and Piper, Stephen C. and Tucker, Compton J. and Myneni, Ranga B. and Running, Steven W. }, citeulike-article-id = {1239921}, doi = {10.1126/science.1082750}, journal = {Science}, keywords = {avhrr, carbon, climate, global, npp, primary\_production, remotesensing, terrestrial}, month = {June}, number = {5625}, pages = {1560--1563}, posted-at = {2008-07-01 12:16:01}, priority = {2}, title = {Climate-Driven Increases in Global Terrestrial Net Primary Production from 1982 to 1999}, url = {http://dx.doi.org/10.1126/science.1082750}, volume = {300}, year = {2003} }

TY - JOUR ID - citeulike:1239921 L3 - citeulike-article-id:1239921 TI - Climate-Driven Increases in Global Terrestrial Net Primary Production from 1982 to 1999 JF - Science VL - 300 IS - 5625 SP - 1560 EP - 1563 N2 - Recent climatic changes have enhanced plant growth in northern mid-latitudes and high latitudes. However, a comprehensive analysis of the impact of global climatic changes on vegetation productivity has not before been expressed in the context of variable limiting factors to plant growth. We present a global investigation of vegetation responses to climatic changes by analyzing 18 years (1982 to 1999) of both climatic data and satellite observations of vegetation activity. Our results indicate that global changes in climate have eased several critical climatic constraints to plant growth, such that net primary production increased 6% (3.4 petagrams of carbon over 18 years) globally. The largest increase was in tropical ecosystems. Amazon rain forests accounted for 42% of the global increase in net primary production, owing mainly to decreased cloud cover and the resulting increase in solar radiation. 10.1126/science.1082750 KW - avhrr KW - carbon KW - climate KW - global KW - npp KW - primary_production KW - remotesensing KW - terrestrial AU - Nemani, Ramakrishna AU - Keeling, Charles AU - Hashimoto, Hirofumi AU - Jolly, William AU - Piper, Stephen AU - Tucker, Compton AU - Myneni, Ranga AU - Running, Steven PY - 2003/06/06/ UR - http://dx.doi.org/10.1126/science.1082750 ER -