Climate Change

Carbon emissions stayed flat for the second straight year.

The tornadoes that struck Illinois on primary night were unusually photogenic, leading to some dramatic images.

In 2013, Patrick Jones and Meg Ulman were hankering to scratch an itch for travel that hadn’t been satisfied in years.

NASA produced this visualization showing the scale of the record rains that turned parts of the South into a watery disaster area.

The Obama administration has backed off plans to open a swath of the Atlantic Ocean to oil and gas drilling.

"I am the Mountain. I am nature's oldest temple. Open your eyes while there's still time."

The Pigeon Air Patrol are flying over the streets for the next few days.

It has been eight decades since U.S. drug laws made growing hemp in American soil illegal.

There are 31 counties where more than 100,000 residents could be affected by 6 feet of sea level rise.

February was the most unusually warm month on record since at least 1880, according to NASA.

Beware the omega blocks and atmospheric rivers of March, for they can lead to deadly extreme weather events.

Sen. Marco Rubio denied climate change is real at a GOP debate in Miami on March 10, 2016.

The director of an Oregon avalanche awareness and educational center was killed earlier this week by an avalanche.

The average global atmospheric carbon dioxide level stood increased by the largest annual amount observed in 56 years of record-keeping.

Canadian Prime Minister Justin Trudeau and President Obama are ushering in a new era of cooperation on climate change and the Arctic.

Storms are hammering the West Coast and the South, with more rain to come in both regions due to the same phenomena: atmospheric rivers.

Extreme weather will hit the U.S. hard this week, with potentially deadly flooding in several states. Meanwhile, Mexico City could see snow.

A record warm winter in Alaska is leading to some desperate attempts to save the iconic Iditarod sled dog race.

Honduran indigenous leader Berta Cáceres, respected for her outspoken environmental activism, was shot and killed on Thursday.

The parade of "Pineapple Express" storms Californians have been waiting for this weekend is about to begin.

The sky put on a show of rare, rolling undulatus asperatus clouds over Alabama on Thursday.

Winter seems to have skipped this year in the Arctic, where sea ice hit another record low during February.

DiCaprio is more than just a hard-partying Oscar winner -- he's one of the most committed environmental activists in Hollywood.

The drought in the Levant region from 1998 to 2012 was the most severe in at least 900 years.

"Change air pollution before it changes you."