Climate negotiators eye the 'forgotten 50%' of greenhouse gas pollutants
Monday, December 14, 2009 - 03:28
in Earth & Climate
While the U.S. has focused on CO2 emissions, some nations are pushing for measures to curb black carbon, HFCs and methane, which they say will be easier to achieve and will show quick results. International negotiators are quietly making progress here on steps to reduce "stealth" pollutants that contribute to climate change, including soot, refrigerants and methane gas, which together account for nearly...