New Study Finds Important Global Warming Link
WASHINGTON (AP) — The dramatic temperature increases that thawed the last ice age followed spikes in carbon dioxide levels in the air, a new study f...
WASHINGTON (AP) — The dramatic temperature increases that thawed the last ice age followed spikes in carbon dioxide levels in the air, a new study f...
AP | Posted 05.25.2011
GENEVA — A report by the U.N. weather agency has found that greenhouse gas levels in the atmosphere reached record levels in 2009. The World Me...
Reuters | Posted 05.25.2011
Staples such as cassava on which millions of people depend become more toxic and produce much smaller yields in a world with higher carbon dioxide lev...
AP | SETH BORENSTEIN | Posted 04.07.2012