Our energy reporter Reid Frazier digs into whether Donald Trump really thinks climate change is a hoax; and whether Hillary Clinton can deliver on one of her most ambitious campaign promises.
Ashley Funk's landmark case tests whether the state of Pennsylvania has a constitutional obligation to protect future generations from the impacts of climate change.
Many industries in the U.S. have cut their carbon footprints in recent years, but transportation remains one sector where emissions are still increasing.
Climate change is causing more severe storms in the American Midwest. And the impacts of urban flooding are taking a big toll on a historic Chicago neighborhood.
For all the attention carbon dioxide gets in the conversation about climate change, methane is up to 100 times more powerful a greenhouse gas. And the reason why has a lot to do with how it absorbs sunlight.
ISeeChange's new mobile app allows you to link your observations about climate and weather with NASA's satellite mapping of carbon dioxide in the atmosphere.