The president exempted a copper smelter in Arizona from air-quality rules. An E.P.A. official guided the company that sought ...

A US study of 23.7M Medicare users found long-term PM2.5 exposure raises depression risk in seniors. Every quartile increase ...

This has been demonstrated by a new study conducted by Stanford University. Apparently, the gas stoves we use every day ...

The United States for the first time explained its refusal to let Okinawa authorities investigate cancer-causing compounds ...

The sweeping changes have affected everything from coal plant retirements to international diplomacy over shipping emissions.

I read about the great concern being raised by declining populations in a number of countries, and the negative impact it has ...

Ukrainian top negotiator Rustem Umerov said he will meet with US counterparts on Sunday, as a third day of talks to end the ...

As toxic smog chokes Indian cities, a new global energy transition study underlines how far India is from a fossil-free ...

Mercedes distributed over 211,000 passenger cars with software used to circumvent emissions laws, according to the Attorney ...

The Donald Trump administration’s crackdown on immigration is leaving even legal migrants singed. Many H-1B and H-4 visa ...

In this breaking news update, an Unidentified speaker reports that the United States has intercepted a merchant vessel off ...

Only a few years ago, if you popped open a can of soda anywhere in the United States, the container you held more likely than ...