Leading scientists say 350 parts per million of carbon dioxide in the air should be our target to reduce CO2 emissions.
'Living on Earth' reports on the global warming bill and its steep climb up Capitol Hill.
Outlook for solar industry cloudy if Congress doesnâ€™t renew clean energy tax credits.
A historic bill to cut the countryâ€™s greenhouse gases falls victim to a filibuster -- 'Living on Earth' reports.
The climate bill sparks a power struggle among power companies -- on 'Living on Earth.'
'Living on Earth' reports on the impact of China's earthquake on its hydropower ambitions.
'Living on Earth' reports on a recent announcement by Nissan motor company of plans for a fleet of plug-in electric vehicles.
An interview with a young entrepreneur who refurbishes computers for kids in the U.S. and around the world.
From 'Living on Earth' -- some agriculture experts say demand for ethanol is to blame for the global food crisis.
'Living on Earth' looks at the societal and cultural norms that figure into aiding those suffering from the effects of a catastrophe.