Sea level rise from climate change poses threats to Philadelphia, including most of its airport.
Several states had one of their hottest years on record in 2017.
2017 was the third-warmest year on record in the U.S.
Following a year of weather extremes, disasters and policy clashes, we asked our readers to help us pick out the most important climate storie…
As the climate changes, the number and cost of weather disasters is increasing in the U.S.
There have been 15 billion-dollar weather-related disasters in the U.S. in 2017, and the year may finish as the costliest on record.
Antarctic ice sheet models double the sea-level rise expected this century if global emissions of heat-trapping pollution remain high.
As the world warms, snow cover in North America is on the decline.
Dreaming of a White Christmas? See the historical chance of one in your city.
As climate change stokes polluting fires, southern California's most vulnerable are being hit the hardest.
Daily record highs are dramatically outpacing daily record lows in the U.S. in the last 20 years.
Here's where winters are warming the most across the U.S.
The Northern Plains, Great Lakes, and the Northeast are warming the fastest, while warming is taking place at a slower rate in the western U.S…
U.S. sales of plug-in electric cars increased by a factor of 8 from 2011 to 2016
Transportation recently overtook electricity generation as the biggest source of greenhouse gases in the U.S.
Watch how lake effect snow is expected to change in the coming decades.
Climate change is warming the Great Lakes, meaning more lake effect snow — for now.
Warming temperatures combined with drought conditions are major factors for the increase in wildfires.
As climate change fuels large wildfires, the pollution they're releasing is making Americans sick and undermining decades of progress in clean…
Smoke pollution is leading to serious public health impacts as large wildfires across the American West become more frequent and destructive.…