Mirele B. Goldsmith, Ph.D., 03/07/12

Founder, Jews Against Hydrofracking

What was the revelation contained in my dream? In my dream I felt the pain of the earth. I also felt the shame of the perpetrator. I felt relieved when the people around me joined in to call out the abuser.

Heather Taylor-Miesle, 03/07/12

Director, NRDC Action Fund

At a time when jobs are scarce and gas prices are high, smart candidates are discovering the power of running on clean energy.

Ronnie Citron-Fink, 03/07/12

Managing editor, Moms Clean Air Force

Scientists know that stripping the EPA of its ability to protect our children against environmental pollutants means more asthma attacks, more respiratory illnesses and disease, and more premature deaths.

D. R. Tucker, 03/07/12

Freelance writer; operator, The Urban Right blog

Which genius came up with the term "warmist" to describe those who recognize that anthropogenic climate change is a legitimate problem?

Wendy Gordon, 03/06/12

Green consumer movement leader

The Prince's call to action: to put Nature back at the heart of the equation. "Capitalism depends upon capital," he said, "but our capital ultimately depends upon the health of Nature's capital."

Bill Chameides, 03/06/12

Dean, Duke University's Nicholas School of the Environment

There's a world of difference between safety, acceptable risk, and too much risk. Nuclear power plants lie somewhere between the second and the third. Anyone who tells you they're unqualifyingly safe is blowing smoke. Hopefully it won't be radioactive.

Mark Hostetler, 03/07/12

Professor, Department of Wildlife Ecology & Conservation, University of Florida

So you're buying a new home, and you're committed to "buying green" -- a house with good indoor air quality, that doesn't cost a fortune to heat and cool and resides in an ecologically friendly neighborhood. How do you find out about all that?

Marcelo Giugale, 03/07/12

World Bank’s Director of Economic Policy and Poverty Reduction Programs for Africa

Wouldn't you want to know how much money your government gets from the companies that exploit your country's oil, gas or minerals?

Kirsten Dirksen, 03/07/12

Co-founder, faircompanies.com

They thought about bottles and tires. Then Wines tripped over a shipping pallet on the way home from work one night and something clicked. Using only shipping pallets, or skids, the I-Beam architects created a tiny, modular home design.

Phyllis Cuttino, 03/07/12

Director, Pew Clean Energy Program

The Clean Energy Standard legislation is a critical step toward a pragmatic policy to enhance our energy independence and security, create jobs, and reduce emissions that pose health and environmental risks.

Nil Zacharias, 03/07/12

Co-founder, One Green Planet

In recent years, concerns around food safety, health and nutrition, climate change and animal welfare have led to more people making informed food choices.

Heinrich van den Berg, 03/07/12

Nature Photographer in South Africa

Leo Hindery, Jr., 03/06/12

Chairman, U.S. Economy/Smart Globalization Initiative at the New America Foundation

It's past time for America to stop being a spectator to global trade abuses, with our hands bound by either our diplomatic sensitivities or corporate short-sightedness in valuing short-term profits over the long-term viability of our national economy.

Peter Hanlon, 03/06/12

Senior Research and Policy Analyst, GRACE Communications Foundation

It looks like 2012 will be the year of two salmons: one a genetically altered "Frankenfish" currently under review by the FDA, and the other an inhabitant of one of the world's last great wild salmon runs.

Robert Hormats, 03/06/12

Under Secretary of State for Economic Growth, Energy, and the Environment

Animals -- marine or otherwise -- do not confine themselves to national boundaries. It's vital that all governments take ownership and pride in their biodiversity and ecosystems, and live up to their responsibilities both moral and legal.

Jackie Savitz, 03/06/12

Senior Campaign Director, Oceana

Given the extreme carelessness of BP and the vast scope of the resulting damage done, a low-end settlement would send the wrong message to BP and the other companies that are drilling in our oceans, telling them that they may not have to pay for future damages they cause.

Neil Wagner, 03/06/12

Creator, 'What on Earth?' Comic Strip

While the terms "climate change" and "global warming" are often used interchangeably, scrutiny of the two phrases reveals a cause-and-effect relationship between the two.