Nuclear disaster isn't the only event that experts fear.
This dynamic duo is another deadly threat to coral reefs. But people can do something about it.
At this time last year, they said it was two and a half minutes to midnight.
“This is sort of a dark archaeology, where we benefit from climate change that's making this ice melt."
This heat source is found all over the planet and is extremely difficult to measure.
The stunning colors of autumn may also disappear.
The move follows a similar change to the National Security Strategy released by Trump in December.
For the second year in a row, weather trumps weapons when it comes to greatest risks.
"I still have her photo in my wallet."
The new method offers a way to recycle one of the leading greenhouse gases responsible for climate change.
A group says climate change web content is being changed and is harder to access.
Understanding ice shelves is key to projecting sea level rise.
But it can still be saved, scientists said.
“There’s just no time for these systems to recover.”
The future is uncertain for many favorites.
In his end-of-the-year address, United Nations Secretary-General António Guterres warned that the world is on "red alert" over a litany of issues.
Around seven in 10 Americans think global warming is happening.
The fates of lava and ice are forever entwined.