GREEN

Daniel Gastfriend Daniel Gastfriend is a Masters student at the Harvard Business...

Dear President Obama: You Must Do This Bold Climate Act Before You Go

Miyoko Sakashita Oceans Program Director

The Newest Way To Go Green Is In The Bedroom

Halloween's Over, But Record-Breaking Heat Horror Continues

Rival Nations Just Created The World's Largest Protected Marine Area

Let’s Not Pat Ourselves on the Back Quite Yet On Climate. We’ve Only Just Begun.

Kateri Callahan President, Alliance to Save Energy

Ban Asbestos Efforts Kick Into Overdrive As Trump Victory Draws Future Of EPA Into Question

Linda Reinstein Linda is the CEO/President of the Asbestos Disease Awareness O...

U.S. Court Ruling Is A Game-Changer For Endangered Species

Dr. Deborah Brosnan Environment & Disaster Scientist, Entrepreneur, Speaker

Open Letter To The DAPL Executives

Sage Isabella Trying to reach the fragile point where dreaming and doing col...

Waking Up In Trump's America And Watching The Ocean Rise

Dana R. Fisher Director, Program for Society and the Environment and Professo...

Finding Common Ground

Michael Brune Executive Director, Sierra Club

The Human Right To Water At Standing Rock

Marjorie Cohn Professor Emerita at Thomas Jefferson School of Law

Myron Ebell Calls Environmental Movement The 'Greatest Threat To Freedom'

Stunning Photos Of Recently Discovered Amazon Reef Emerge As Drilling Threat Looms

Open innovation converts risks to opportunity

Bjørn Kjærand Haugland Chief Sustainability Officer DNV GL

The Wonderful Journey of Nowzad Dogs

Cathy Kangas Member, Board of Directors, Humane Society

Trump's Illegal Immigration Ban Threatens All of Us

Joel Reynolds Western Director and Senior Attorney, NRDC, Los Angeles

Dolphin Dies At The Hands Of Photo-Seeking Mob On Argentina Beach

How NASA Satellites Are Helping To Protect Endangered Chimpanzees

Environmentalism Of The Rich

Jared Green Editor, The Dirt

Humans Almost Drove These 6 Animals To Extinction. But We Saved Them Instead.

Save the Reefs: How to Preserve the Caribbean’s Underwater Landscape

HuffPost Partner Studio

Another National Park Tweets Some Inconvenient Truths

Activists Announce People's Climate March

People Are Making Huge Sweaters To Protect Elephants From The Cold

We Know What The Country Looks Like Without The EPA: Filthy

Why the Latest War on Wolves? Three Reasons You May Not Know

Leda Huta Executive Director, Endangered Species Coalition

With Trump As President, It's More Important Than Ever To Go Vegan

Hannah Sentenac Writer, journalist, vegan.

North Dakota Sioux Continue To Stand Firm In Face Of Militarized Law Enforcement

Jerry Nelson I am an American freelance writer and I cover social justice i...

Solving The Problem And Not The Politics Of Climate Change