New EPA ruling on infilling valleys may limit future mountaintop mining permits, but it's only the first step in a long process to stop the 'Appalachian Apocaly

Actress keynotes luncheon to denounce the harmful practice of mountaintop removal coal mining -- and its effects on the people of her native Kentucky.

Even if you're not tapped into the daily vibe of environmental news and issues, you've not doubt probably heard of or seen the devastation caused by mountaintop

In new video, kids ask President Obama to end mountaintop removal mining.

'What are we supposed to do?' one hiker whispered as a puma stared them down in Sequoia National Park.

Working eight hours a day for two years, Jalandhar Nayak cut nearly five miles of road through the mountainous terrain of eastern India.

Even remote places like the French Pyrenees can contain urban levels of microplastics.

New report lists the 10 places most threatened by a 100-year-old mining law. Some say it's time to update the rules.

Coal helped create communities throughout Boone County, West Virginia, years ago but now mountaintop removal mining may be demolishing more than just mountains

New study reveals animals in ocean trenches are digesting plastic.

The Earth's mountains, rivers, animals and rocks have been around for millions or billions of years. Do you know which ones have been around the longest?

A street dog named Mera tagged along with a expedition and climbed 23,389-foot Baruntse, a mountain in Nepal.

Hundreds of hikers battle altitude sickness and frostbite as they wait in line to summit Mount Everest.

Longtime eco-friendly coffee makers attempt a green solution to the waste of single servings.

You can still enjoy seafood, but make sure you buy sustainable, low-mercury options.

It's what you've been waiting for. Peter Dykstra lists his picks for America’s nine greatest environmental heroes.

A perplexing amount of the planet's water slips deep into Earth's interior at some tectonic boundaries, a new study has found. But where does it go?

Study finds that mountain gorillas numbers are increasing, according to the Uganda Wildlife Authority.

Massey Energy wants to rip down Coal River Mountain in West Virginia to get at the coal below. Local residents need your help.

Ashely Judd, newly minted foe of mountaintop removal mining, will be chatting live about the evil practice in about an hour on Daily Kos.

The EPA announced a plan to tighten up rules governing the environmentally destructive practice of mountaintop removal mining.

Movie star Darryl Hannah and NASA scientist Dr. James Hansen were arrested along with dozens of others after blocking access to a coal facility.

MNN's Karl Burkart closed his Chase Bank account to protest their financial support of mountaintop removal mining. What can you do to help?

In a refreshing departure from the norm, the developers of a LEED luxury development in Cambridge focus on amenities and sustainability with equal measure.

Ever wonder why mountains are as tall as they are? Why is the tallest mountain on Mars nearly 3 times higher than Mount Everest? MinuteEarth has the answer.

Honestly, it would be a touch difficult to hit the books on a campus this wildly verdant.

The mountain gorilla population is rebounding in the Virunga Volcanoes Region, according to census results announced by the African Wildlife Foundation.

Conservation efforts pay off for mountain gorillas, which have been re-classified from "critically endangered" to "endangered" by IUCN.

While politicians in Appalachia are taking aim at the EPA, John Yarmuth is patting the agency on the back.

In 'Caribou Rainforest,' wildlife photographer David Moskowitz tracked elusive caribou through their rainforest habitat in the Pacific Northwest.

World Bank backs desperate attempt to restore a glacier in Peru using nothing more than whitewash.

Earth's global thaw has reached Mount Everest.

You're ingesting microplastics when you consume this trendy salt source.

The surprising find shows just how much there is to learn about the biodiversity of southern Oregon's mountainous region.

Behold, an aerial ballet performed by LED-equipped flying robots.

With a mix of soaring granite peaks, lush alpine meadows, high country lakes and waterfalls, Rocky Mountain National Park is a park straight out of central cast

This Maryland park houses Camp David, the famous presidential retreat, but you're more likely to see whitetail deer and black bears than a president.

Mount Mitchell State Park, about 35 miles northeast of Asheville, North Carolina, is a place of superlatives. The namesake peak is the tallest east of the Missi

Visible from Puget Sound to the west, Mount Rainer looms above the Cascade Range at 14,410 feet above sea level. This peak of fire and ice — an active volcano

The new facility is Southern Company's fourth in the state, and another example of the company's commitment to renewable energy.

Study found high levels of mercury in California's fog, but the problem likely extends around the world.

The mountain pika is sensitive to temperature change. Warmer mountains and less snowpack are problems for this rabbit relative.

Mountain bikers wind through the misty temperate rain forest of Whistler, British Columbia, leaving stunning long-exposure light trails in their wake.

Every June, the Elkmont Ghost Town in Great Smoky Mountains National Park lights up with the world's largest gathering of synchronous fireflies.

At first glance, you might assume this image is the result of some elaborate Photoshop trick, but trust us, it's 100 percent real!

Scandinavians already have a reputation for being nice. Now Norway may give away territory without even being asked.

World's smallest Class 6-contact Guard Lock Safety-door Switch(D4SL-N, D4SL-NSK10-LK[])

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