The Kansas renewable power mandate may become a victim of its own success.
The West should "climate proof" its power grid or risk electricity shortages, a new study says.
Scientists are starting to look at how warming might change the length of the hurricane season.
Global carbon dioxide levels have now officially reached the 400 ppm level, a first for the planet.
The average number of tornadoes in each state between 2005 and 2014.
U.S. energy consumption, greenhouse gases and the economy are no longer growing together.
California isn't the only place suffering drought; the Pacific Northwest is suffering from a lack of snow.
A new study says waning Arctic sea ice could lead to algae blooms that will trap extra heat from the sun.
On Earth Day, take a look at the key trends that underpin global warming.
White House report calls for billions of dollars in energy infrastructure modernization investments.
China could produce more than 85 percent of its electricity with renewables by 2050.
Analysts are unsure whether cheap rooftop solar will inspire businesses and homes to "defect" from the power grid.
As temperatures rise, droughts will worsen across the American West. Here's how to adapt.
Climate scientists and planners speak different languages, jeopardizing adaptation efforts.
Carbon emissions from thawing permafrost won't be catastrophic, but they won't be negligible either.
If CO2 emissions continue at the current pace, pollen counts are projected to nearly double by 2060.
For the third year, the U.S. produced more crude oil and natural gas than any other country in the world in 2014.
Should flood insurance subsidies be reformed to help communities abandon coastal settlements?
New research looks at how global warming will affect individual glaciers in Western Canada.
Climate Council report says decreases in average rainfall have dire ramifications for health & agriculture.