Deniers be warned: When you go up against an entertainer like Bill Nye the Science Guy, you may not only be refuted ... but it might also be pretty memorable.
Sin City is a master of fakery and impersonation. But behind the sunglasses, it has had to grapple with some thorny realities — and climate change is bringing more.
The takeaway on food from the National Climate Assessment: As the temperature goes up, crop yields will go down.
New evidence suggests that increasing levels of carbon, by itself -- not via the hotter climate it yields -- could cause malnutrition.
Stanford University became the 12th -- and most prestigious -- college to agree to divest from some fossil fuel stocks.
It's the first California city to outlaw the practice, but it probably won't be the last.
Al Roker was among eight weather presenters invited to interview the president on Tuesday about the administration's big new climate report.
Ian Monroe's Oroeco monitors your CO2 output based on what you spend.
The U.S. has made progress on curbing ozone pollution, but we're poised to backslide because hot weather worsens the ozone problem.