California’s Air Quality Is Poor. Here’s How to Protect Yourself.
Wildfire smoke spreads misery, including health problems, far beyond fire zones. We have key facts and tips.
Did Something Burp? It Was an Earthquake
Years of observations in central Italy show that more carbon dioxide percolates through Earth’s crust during periods of strong seismic activity.
Global Warming Could Unlock Carbon From Tropical Soil
Warming soils in the tropics could cause microbes to release carbon dioxide from storage. One scientist called the finding “another example of why we need to worry more.”
It’s Summer. Let’s Talk About Hockey.
Also this week, health benefits from cutting emissions
Global Methane Emissions Reach a Record High
Scientists expect emissions, driven by fossil fuels and agriculture, to continue rising rapidly.
She’s an Authority on Earth’s Past. Now, Her Focus Is the Planet’s Future.
The climate scientist Maureen Raymo is leading the Lamont-Doherty Earth Observatory at Columbia. She has big plans for science, and diversity, too.
365 Elephants Died in Botswana. The Cause Is a Mystery
Some conservationists say the recent die-off in Botswana could be natural, but others expressed more concern.
Even the South Pole Is Warming, and Quickly, Scientists Say
Surface air temperatures at the bottom of the world have risen three times faster than the global average since the 1990s.
Pandemic’s Cleaner Air Could Reshape What We Know About the Atmosphere
Coronavirus shutdowns have cut pollution, and that’s opened the door to a “giant, global environmental experiment” with potentially far-reaching consequences.
The Roman Republic Was Teetering. Then a Volcano Erupted 6,000 Miles Away.
Scientists have linked historical political instability to a number of volcanic events, the latest involving an eruption in the Aleutian Islands.