Rebecca Herscher

The U.S.

got lucky, hurricane experts say.

There were storms, 13 of them, and some of them were very powerful.

Lindsay Long is a meteorologist at the National Oceanic and Atmospheric Administration.

And climate change is making seasons like this one more likely.

A hotter planet means hotter ocean water.

which is fuel for hurricanes.

Although the total number of storms isn't increasing, the number of big, powerful storms is going up.

And forecasters warn there's no guarantee that the U.S.

will be this lucky in the future.

Rebecca Herscher, NPR News.

In recent years, wind and solar power has expanded dramatically.

It's now the cheapest source of electricity in most of the world.

But it's not enough to avoid catastrophic amounts of warming in the coming decades, says United Nations Climate Chief Simon Steele.

Delegates from more than 190 nations are participating in this year's meeting.

The United States is not among them because President Trump pulled the U.S.

out of the Paris Climate Agreement.

Rebecca Herscher, NPR News.

In recent years, wind and solar power has expanded dramatically.

It's now the cheapest source of electricity in most of the world, and that's helping to slow the rate of global warming.