The secretaries of energy and the interior and the EPA administrator joined Gov. Mike Dunleavy at the Alaska Sustainable ...

A proposal in the state Legislature that would require a steep drop in non-recyclable packaging faces fierce opposition from ...

Record heat and volatile storm patterns have pushed the Chesapeake Bay’s health score down, sparking debate over recovery ...

If cuts mean there’s not enough money for the state to regulate mines, the federal government could end up on the hook to do ...

Pollution Time Machine: It’s not just living animals that carry remnants of humanity’s toxic footprint. Samples of bird ...

The New Jersey city will see another power plant built, a resource the Passaic Valley Sewerage Commission decided was ...

To learn about how polar ice sheets melted during an ancient era, scientists examined fossil coral reefs in the tropics.

A longtime critic of U.S. biofuels says an expansion of biofuels policy under President Donald Trump would lead to more ...

Critics say it’s an unwarranted centralization of power that sidelines local officials, and they worry it will increase new ...

The state’s latest lawsuit charges the administration with illegally targeting its authority to set tougher vehicle-emission ...

Costa Rica has protected 30 percent of its marine territory, and the small Central American country wants more care for the ...

Toxic air spreads hundreds or even thousands of miles from where wildfires burn. Last week, Chicago felt the sting—and ...