Animal poaching makes Silas Weir Mitchell ('Grimm') 'murderously enraged'.

Plus: The daughter of the late wildlife expert Steve Irwin stars in Hallmark movie.

Plus: NBC's 'Parenthood' wins green seal.

Green 'Family Weekend'; nature TV premieres.

Book signing party supports animal rescue charity.

Chef contestants cook with local ingredients from their hometowns.

Plus: Heidi Klum’s Earth Day and Howard Stern’s animal instincts.

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

After the event, all the wood will be recycled or given away in Mexico to be used to build homes.

Marilu Henner and others stage reading 'Surviving Grace,' a play about Alzheimer's.

We chat with co-hosts David Frei and John O'Hurley to get a behind-the-scenes look at this year's event.

New Discovery series 'Lone Target' turns Joel Lambert into human prey.

Gold Rush? More like cold rush! The cast and crew of the miniseries reveal how they battled extreme weather to bring this epic tale to the screen.

A new George Clooney film and a National Geographic documentary tell the true story of the art experts who foiled Hitler in World War II.

Programs about space, nature, science, and animals domestic and wild come to TV this month.

Former Hell's Angel Tim Medvetz plays the role of motivational 'bus driver' to a group of unlikely adventurers.

James Costa's new documentary looks at childhood obesity, school food and what fuels all those unhealthy cravings.

Global effort will start in the U.K. city of Bristol — with over 36,000 children from 130 schools planting saplings.

Large-scale installation, by artist John Gerrard, simulates the sun and night sky above a solar thermal plant in Nevada.

People have done this forever, but today's technology makes it easier and faster.

Idea of including environmental impact of food production won't fly this year.

They may not be as well known as Rachel Carson or Jane Goodall, but they've contributed in profound ways to the environmental movement.

Olympics officials are trying to make February's Winter Games in Korea one of the most environmentally friendly gatherings ever.

From the earliest efforts at clear-cutting to our continued assault on national lands, we love our forests ... even as we continue to put the squeeze on them.

After Hurricane Irma ravaged Florida, a Miami teen saved hundreds of mangroves and replanted them as protection for animals and humans from future storms.

Trees in Vermont and New Hampshire are becoming stressed and are producing less syrup.

Stewart Brand, creator of the Whole Earth Catalog, helped shape the future we live in now.

The Environmental Voter Project has a plan to awaken a sleeping giant in American politics.

CIWEM Environmental Photographer of the Year contest captures how humanity is coping with climate change.

NRDC founder John H. Adams details the history of the environmental nonprofit -- and the modern environmental movement.

The now former congressman leaves behind a lengthy pro-environment record.

Taiwan-based NMA.tv, famous for its satiric animations, releases a new video about Canada's decision to withdraw from the Kyoto Protocol.

A new study shows Alberta's oil sands are nowhere near the climate terror that coal is. Which is a kind of relief, because we have a market-ready substitute for

Sen. James Inhofe is trying to set himself up as a 'climate hoax' expert, but he lacks even the basic facts about climate change in his own state of Oklahoma.

What would environmental policy look like under Paul Ryan? The U.S. vice presidential candidate is a self-proclaimed 'avid outdoorsman,' but his policies often

NYC Mayor Michael Bloomberg's surprise endorsement of Obama follows the devastating effect of Hurricane Sandy on New York City and the Northeast.

Despite his recent silence on climate change, there's reason to believe Obama might focus more intently on environmental issues during his second term.

The Montreal Protocol, which phased out ozone-killing gases, has helped. Meanwhile the oceans are warming faster than ever.

In a speech in Indonesia, Secretary of State John Kerry also derided "head in the sand" climate change deniers.

The new U.S. plan to limit power plant emissions is 645 pages long. Here's what you need to know.

New single, recorded to inspire action on climate change, features performances by Paul McCartney, Jon Bon Jovi, Sheryl Crow, Colbie Caillat and many more.

Researchers present results of the ORIGIN study evaluating 12,500 patients in 40 countries.

Could Alzheimer's really just be another form of diabetes, caused by eating too much junk food?

A new study reveals how binge eating can reset the body's food clock, and may have implications for other health issues.

A new book, 'The 8-Hour Diet,' has science and sensibility behind it.

For people over 75, a diet high in sugar and fat doesn’t have much of a negative health impact.

Resistance is not futile. In fact, it can stave off colon cancer and ease inflammatory bowel disease and other digestion problems.

Diet and exercise can help people with Type 2 diabetes lose weight, but that weight loss may not translate into a lower risk of heart problems.

The evidence that suggests that breakfast is a meal not-to-be-skipped is overwhelming.

Actor says he's currently subsisting on a meager 500 calories per day for Ron Howard's new film 'In the Heart of the Sea'