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The Arctic’s Warmest 5 Years on Record: 2014-Present

Can We Grow More Food on Less Land? We’ll Have To, a New Study Finds

What’s New in the Latest U.S. Climate Assessment

Taking the Oceans’ Temperature, Scientists Find Unexpected Heat

Major Climate Report Describes a Strong Risk of Crisis as Early as 2040

Trump Administration Wants to Make It Easier to Release Methane Into Air

U.N. Chief Tells World Leaders to ‘Break the Paralysis’ on Climate Change

Trump Put a Low Cost on Carbon Emissions. Here’s Why It Matters.

Air Pollution Is Shortening Your Life. Here’s How Much.

China Is a Climate Leader but Still Isn’t Doing Enough on Emissions, Report Says

Who’s Most Responsible for Global Warming?

Greenhouse Gas Emissions Rose Last Year. Here Are the Top 5 Reasons.

How to Read Between the Lines When Scott Pruitt Talks About Climate Science

Trump to Withdraw Nomination of Climate Skeptic as Top Environmental Adviser

Scott Pruitt, the E.P.A. Chief, Assailed Trump in a 2016 Interview

With Climate Change, This Island Is Swallowed by the Sea

Why So Cold? Climate Change May Be Part of the Answer

Three New Year’s Resolutions That Can Help Fight Climate Change

How Climate Change Deniers Rise to the Top in Google Searches

What Republicans Think About Climate Change — in Maps