USGS - science for a changing world

USGS Soil Carbon Research

what's new projects areas people products

soil carbon
As plants decay, part of their carbon is converted by microorganisms into soil organic matter. Carbon in soils makes up approximately 2/3 of the terrestrial carbon pool. The graph on the right shows the distribution of active carbon around the world. Note that boreal soils alone are important component of the global carbon pool. Data from the IPCC Third Assessment Report.

back to projects...		 pie chart of global C distribution

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://carbon.wr.usgs.gov/carbon.html
Page Contact Information: Kristen Manies
Page Last Modified: Tuesday, 20-Mar-2007 19:21:38 EDT