A rising body of research is trying to quantify the impact of personal climate actions. The results show the most powerful ...

The U.S. Environmental Protection Agency (EPA) claims, based on climate change models, that there is a connection between climate change, ozone in outdoor air, and health effects, including asthma.

Later this century, sometime towards my teenage son’s late middle age, climate change might torch 50 percent of the world’s GDP. I’ll say that again. Sometime around 2070–2090, climate change could be ...

Solutions to the problem of climate change have never been more clear. But the scale of the problem keeps getting bigger. The Amazon River, the world’s largest by volume, has reached record low levels ...

New warnings from financial firms and insurers point to a future defined by profound risks to the global economy from heat, storms and other disasters. By David Gelles As stocks gyrate in response to ...

This summer’s first heat wave hit the central and eastern U.S. this week, bringing the hottest temperatures of the season so far. Overnight lows were projected to remain 15 to 20 degrees above average ...