Very heavy downpours are happening more frequently across most of the U.S. shows new analysis.
The U.S., Canada and Mexico are collaborating on sharing clean energy technology and reducing emissions.
Two U.S. Dept. of Energy maps show how wind power will grow across the U.S. by 2050.
Study finds prolonged exposure to moderately cold temps kills more people than heat waves or freezing spells.
In the aftermath of the Nepal earthquake, the arrival of the South Asian monsoon poses new problems.
The Kansas renewable power mandate may become a victim of its own success.
The past 12 months, ending in April, were the warmest such stretch on record, going back 136 years.
Climate models, they just don’t make ‘em like they used to (though that might not be a bad thing).
The West should "climate proof" its power grid or risk electricity shortages, a new study says.
CO2 is about to reach its annual May peak, showing the seemingly inexorable rise in the greenhouse gas levels.
New York cites climate, pollution and earthquake risks as major uncertainties swirling around fracking.
Combining 13 years of global cloud data leads to one spectacular image of our planet.
Thanks to NASA, you only need 30 seconds to see how the world has warmed over the past 135 years.
Tornado season is about to kick into high gear. See what parts of the U.S. have the highest risk.
The average number of tornadoes in each state between 2005 and 2014.
The government want more farmers turning waste methane into biogas. Here's how California is helping.
NASA's SMAP satellite has sent back the first global look at soil moisture, a key drought indicator.
Greenhouse gases are trapping a lot of heat in the climate system and most of it is ending up in the ocean.
Every state in the U.S. has warmed since the first Earth Day, although the rate of warming varies. Check out how much it’s warmed in your st…
A state-by-state analysis of U.S. temperature trends since the first Earth Day in 1970.