Climate change is one reason the area burned by western wildfires is increasing.
The number of large wildfires in the West is rising and climate change is playing a role.
New Jersey aims to shrink its climate footprint by reducing wasted food that ends up in landfills.
Snowy conditions have stymied summer melt on Greenland this year, but the vast ice sheet is still losing ice.
Nearly 50 million acres of forest disappeared worldwide in 2015, mainly in North America and the tropics.
With weeks left in the melt season, Arctic sea ice area is already below the annual low of the 1980s.
South Miami, Fla., has become the first city outside of California to mandate solar panels on new homes.
California municipalities have filed first-of-their-kind lawsuits against fossil fuel giants over sea level rise.
Trends in nighttime temperatures are a symptom of a world warming from from climate change.
Halfway through 2017, the year is the second hottest on record, even without an El Niño to help boost its temperature.
The record global temperature of 2015 is likely to become the norm by 2040, and possibly even earlier.
A new report shows that greenhouse gases' influence on the climate has increased 40 percent since 1990.
Flight delays and restrictions could become more common as temperatures rise due to climate change.
Rising background temperatures are conspiring to make Arctic winter warm waves more common and persistent.
A scorcher of a heat wave broke temperature records across the West and helped fuel new wildfires.
Arctic melt season has begun in earnest with sea ice at its lowest June volume on record.
Billions of people call cities home, and they're going to get a lot hotter because of climate change.
Weather-related disruptions at so-called "chokepoints" could limit global food supplies and push up prices.
A major heat wave that helped fuel deadly wildfires in Portugal was more likely because of global warming.
A landmark study shows that climate change will disproportionately affect poor counties in the South.