Conditions are the driest they have been in 12 years since the Drought Monitor began keeping tabs on parched regions around the United States.
Refugees seeking food security from drought and civil-war ravaged Somalia find floods instead.
U.S. weather experts Friday issued heat alerts for more than half of the 50 states as a blanket of hot air and humidity smothered the country.
Meteorologists warn that another week of intense heat awaits the eastern half of the United States, and no relief is in sight.
A large, stubborn heat wave -- what meteorologists are calling the "Torch of 2011" -- appears to be settling in east of the Rocky Mountains.
Climate change could halve California and Washington wine regions by 2040, but give Oregon vineyards a boost.
Sharply reducing emissions of soot and smog could play a critical role in preventing Earth from overheating.
A Stanford study forecasts that in 20 to 60 years the coolest summer will still be hotter than any summer experienced in the second half of the 20th century.
Chicago is in for a hot time in the old town come 2100 - if no adaptation or mitigation for climate change is taken.
Sugarcane, already considered an ideal biofuel crop because its growth in tropical areas mean little freshwater is wasted on irrigation, is now shown to have climate cooling powers as well.