Our night sky is rapidly disappearing. At our current rate of dumping excess light into the world, a child born today who could see 250 stars right now from their nearby night sky will only be able to ...

Welcome to the coldest capital city on earth — Ulaanbaatar, Mongolia — where the temperature can drop to minus 20 degrees Fahrenheit at night. The city's population has nearly tripled since 1989.

It feels like a sin against the sanctitude of being alive to put a dollar value on one year of a human life. A year spent living instead of dead is obviously priceless, beyond the measure of something ...

This story is published in partnership with Inside Climate News, a nonprofit, independent news organization that covers climate, energy and the environment. Sign up for the ICN newsletter here. NUEVO ...

With swelling demand straining its antique wastewater infrastructure, it’s no wonder Fort Myers has water pollution problems. Fecal bacteria in its creeks, fountains "of raw sewage”, dirty ...

From vehicular pollution to construction dust, coordinated solutions exist. What's needed now is the will to act ...

Increasing use of nitrogen-based fertilizer over the last half-century is putting Americans' health at risk. Excess nitrate in drinking water increases the risk of cancer, birth defects and thyroid ...

King County has been ordered to fix the "mess" created by a Duwamish River cleanup project that triggered numerous water-quality violations and raised the ire of environmentalists. Mud laced with ...