Researchers using different techniques have arrived at a similar conclusion: 2010 was a remarkably warm year. But did it set a new record?
Scientist David Crisp explains how NASA tracks regional carbon dioxide (CO2) emissions from space.
According to a new study, California's clean air laws cut soot concentrations, a key cause of global warming, by about 50 percent.
Three new studies provide evidence of a warming climate.
From snatching carbon dioxide (CO2) out of the air like trees do, to launching giant mirrors into space, scientists are researching a wide variety of technologies to artificially slow global warming.
Arctic researcher Jason Box is going to great lengths to recover on-the-ground images of the extraordinary loss of ice from the Petermann Glacier.
Researchers are unsure how far they should push "geoengineering" experiments.
Courts could break stalemate on climate talks, California climate bill veto, and LED lamps make for easier driving in a Dutch tunnel.