American Biomass ~ US Forest Coverage Map...

Robert Gonzalez at io9 spots Incredibly detailed map reveals forest biomass in the United States...

"By working with colleagues at the U.S. Forest Service and U.S. Geological Survey, researchers Josef Kellndorf and Wayne Walker spent six years assembling the national forest map [...] using space-based radar, satellite sensors, computer models, and enormous quantities of ground-based data. The end result, according to NASA, is the most detailed view of forest structure and carbon storage assembled for any country in history."