Wednesday, December 15, 2010

Cherish and Protect Each and Every Leaf


 "This global map shows total consumption by region of photosynthetic plant material as a percentage of the plant material grown by region. Scientists call the plant "supply" net primary production, or NPP, and refer to the "demand" as Human Appropriation of Net Primary Production (HANPP)."

(Credit: Trent Schindler, Scientific Visualization Studio, NASA's Goddard Space Flight Center)

Dr. Marc Imhoff discusses the implications of increasing plant carbon consumption in this short video.
(Credit: NASA's Goddard Space Flight Center).

via>  How Hard Are We Pushing The Land? nasa.gov