"It's all related to global warming. That's what's happening. We've seen in the past century, sea level is rising four times faster than in the preceding 1,000 years," Torngvist says.

Every year, world leaders meet at climate conferences and hash out agreements that mean nothing. A new paper suggests a very different strategy for the world to meet its global-warming goals.

You may not believe me, but I have news about global warming: Good news, and better news. Here is the good news. US carbon emissions are decreasing rapidly. We're down over 10% from our emissions ...

How AI could help reduce planet-warming contrails, the lines in the sky behind planes 02:28. Artificial intelligence could be used to prevent planes from creating planet-warming condensation ...