Mary Ellen Hannibal

Author, 'The Spine of the Continent'

Walking among these crazy sci-fi trees and vines, the ancestors of today's plant life, I feel the sense of a green pathway back into the mists of time.

Justin Gregg

Research Associate with the Dolphin Communication Project

It might well be that dolphins simply lack the inherent drive to share their inner mental lives with others via symbols.

Jeff Biggers

Author of 'Reckoning at Eagle Creek: The Secret Legacy of Coal in the Heartland"

With today's bold announcement by the Illinois Environmental Council, statewide residents look forward to a more assertive and effective campaign by environmental groups to end state support for reckless mining devastation.

Con Slobodchikoff

Author

If we abandon the old paradigm that we are intrinsically different and superior to all other life forms, it's possible to look at animals with greater respect and, like Denise Herzing, start working towards decoding their language.

Craig Lewis

Executive Director, Clean Coalition

Dropping costs and increasing consumer demand are expanding the market for renewable energy. Policy is shaping it.

Marc Bekoff

Professor emeritus of Ecology and Evolutionary Biology, University of Colorado

Years ago, people thought only humans made and used tools, were conscious or self-aware, and had sophisticated ways to communicate with one another, and we now know these speciesist views were wrong.

Carl Pope

Former executive director and chairman, Sierra Club

In Bjørn's world, climate is tomorrow's problem, which must wait until we solve today's, poverty. Cheap and available fossil fuels are going to lift the poor. Clean energy which might solve the climate crisis is not up to the job.

Starre Vartan

Author, 'The Eco Chick Guide to Life,' Problogger, Ecofashionista and Ethical Traveler

There are animal-loving designers who have committed to making truly cruelty-free fashions from harvested fur (the animal is not killed, but shorn or brushed to remove usable fiber); they make wonderful and terrifically long-lasting pieces.

Lori Pottinger

Editor of World Rivers Review and Africa Campaigner

For hundreds of thousands of people who call the lake environment home, these changes could bring a slow death of their livelihoods and communities.

Sarah Hodgson

Professional dog trainer

Experts caution against it, but the irresistible allure of a bow-collared puppy romping with over-stimulated, pajama-clad children is just too much: People give puppies for the holidays.

Annie Spiegelman

Author, "Talking Dirt: The Dirt Diva's Down to Earth Guide to Organic Gardening"

If I am going to be informed about our dismal future living on a carbon-crammed planet I want you to be miserable right alongside me. We will sink or swim together. Literally. Bottoms up!

Keith Runyon

Journalist

The stewards of these many acres understand that with land comes power, and a good number of them are dedicated to use that power to stop what they see as an onslaught against the earth's sacred soil, sacred air and sacred water as well as the safety and well-being of human communities.

Rev. Michael Dowd

Religious naturalist, evidential mystic, big history evangelist, and author of 'Thank God for Evolution'

How should the marchers be tuning their perception so as to notice that climate change is already impinging on ecologies and cultures? And how will those changes accelerate if we turn a blind eye to the credible and increasingly urgent warnings of climate scientists?

Shalini Vajjhala

Founder and CEO of re:focus partners

While the eastern seaboard was fortunate to safely make it through hurricane season this year, cities should take this opportunity to invest in innovative storm water infrastructure systems that can help them withstand the next 100-year storm.

Molly Rauch

Blogger and Public Health Policy & Outreach Manager, Moms Clean Air Force

We will have to ask our retailers: Are you meeting the California flammability standard with chemicals in foam (i.e., business as usual)? Or are you meeting the standard through physical barriers instead?

Yvo de Boer

KPMG’s Global Chairman, Climate Change & Sustainability Services

Some people say corporate responsibility reports are a waste of time and money, believing them to be so dense and so dull that no one could possibly bother to read them. Others see them as vehicles for corporate greenwash.

Adrian Benepe

Senior Vice President and Director of City Park Development, The Trust for Public Land

The experience of having a bike to use when and where I want, for unlimited use, and for a yearly cost of just $95, defied the notion that nothing can get done that works well in a city as complicated as New York.