Actor joins fight against the Keystone XL pipeline, a route connecting the tar sands in Canada to refineries on the Gulf of Mexico.

Japan's plan to wean off nuclear power could help lead a global push toward cleaner, more efficient civilization, says U.S. energy guru Amory Lovins.

Organic supermarket chain EkoPlaza teams with an anti-plastic waste group to launch a supermarket aisle liberated from plastic packaging.

Copenhagen gains an unusual new landmark in the form of a multitasking waste-to-energy plant designed by Bjarke Ingels Group that functions as a ski slope.

Wildlife biologist Steve Barlow has invented a nest box that can be added to utility right-of-way markers across the U.S. and Canada.

Increasingly efficient computers belie the truth that our virtual world is using more and more electricity.

Brown bears visit Brooks River every summer to enjoy some delicious salmon, and humans can come along for the ride via webcams.

The ad, meant to highlight the environmental costs of palm oil, has touched the hearts of millions.

Lisa Hendy is the first woman to become chief ranger at Great Smoky Mountains National Park.

Video: Join Farmer D as he checks out the farmer's market in Savannah, GA.

A bee memorial service is being held this Sunday to remember the 50,000 pollinators killed by pesticides at an Oregon Target store.

The chemicals, which come from valley farms as well as illegal marijuana gardens, are a contributing factor towards sharp declines in frog populations.

France bans the use of pesticides in public parks and the sale of chemical pest-control solutions to amateur gardeners.

Facebook RSUs, billionaires' favorite stocks, the weak earnings predictions and more.

Divine Chocolate's fair trade 70% Dark Chocolate with Raspberries combines rich chocolate decadence with tart fruity flavors.

The U.S. Interior Department is reportedly backing away from the plan after receiving a flood of disapproving public comments.

Celebrate National Public Lands Day with a free visit to one of your favorite national parks or forests.

BrightFarms cuts out the middle man and grows local produce at the store.

High winds and vacant land create the perfect recipe for tumbleweed terror in Victorville.

Shark expert Jeff Kurr talks with MNN about Discovery's 'Shark Week' and his new documentary for this year's celebration.

Discovery hopes so as it debuts 'Shark After Dark.'

Event showcased the latest green products to eat, wear, and buy.

Chuck Leavell took a break from his music to discuss global parks and how we can make them better.

Funding for the newest Breakthrough Prize is announced as the awards for life sciences and physics are given at a California ceremony.

With a donation of $970 million, the Facebook co-founder has become the country's top philanthropist for 2013.

If there was an 'unlike' button for renovation projects, the 30-year-old social media tycoon would have earned himself more than a few thumbs down.

The Facebook founder has vowed to read a book every other week in 2015.

Learn how Aflac and other companies are using the power of their brands to speak out on major public policy issues and social missions.

Philanthropist Marcus Lemonis is offering work at his Camping World stories and access to an army of volunteers to national parks in need.

In addition to studying leaves and flowers to recognize trees, you can also look at tree bark characteristics.

The Ozark chinquapin tree was believed to have been wiped out by blight, but it has slowly resurfaced.

Despite an uptick in public spending, 30% of city residents live more than a 10-minute walk from the nearest park, according to the 2018 City Park Facts report.

How do you squeeze a fancy new 407-acre state park into Brooklyn? Look no further than two former landfills on Jamaica Bay.

Spread across nearly 70 action-packed acres, Tulsa's newest public green space champions sustainability, accessibility and inclusion.

Even in Paris, a city with a lot of love for its dogs, public green space has traditionally been off-limits.

The first national park in the world has a comprehensive recycling program, LEED certified buildings and more.

Paul Williams' landmark 28th Street YMCA in South L.A. emerges from a LEED Gold restoration project, historically significant identity still intact.

A drone has found a vast catshark nursery on the seafloor west of Ireland, say scientists with the SeaRover survey.

Whether you go out stargazing or simply relax in the dark at home, spending an hour without power Saturday night might just re-energize your weekend.

Iconic landmarks and skylines all across the globe were plunged into darkness on Saturday for Earth Hour.

FlightCar leverages all those idle vehicles in the long-term lots, and it's a lifeline for frequent flyers.

The British vacuum cleaner kingpin will invest nearly $3B in developing an electric vehicle by 2020.

Bjarke attack! The Danish maverick is the subject of a climate-themed retrospective at the National Building Museum.

Beautiful and daring, Cinder Cone will resonate with those who have graduated from Thrasher to Dwell.

New massive panda park in China will connect bear populations and should help with finding mates.

Real peppermint oil or ginger oil make Divine’s Fair Trade dinner thins a welcome addition to dessert and coffee.

This small-batch recipe is a treat for a small gathering or a holiday gift the kids can make.

Even as warnings of the potentially catastrophic effects of global warming mounted, negotiators at global climate talks in Qatar made only modest steps toward h

Although several manufacturers have plans to release long-lasting, energy-sipping LED A-Line bulbs that replace the near-obsolete 100-watt incandescent, Osram S

They're stylish, they're strong, and they support design-based recovery in disaster-stricken areas. What more could you ask for in a pair of specs?