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James Hansen

James Hansen's Open Letter To Obama: From A Top NASA Scientist And A Fellow Parent

Grist | Posted 05.25.2011 | Green

Dear Michelle and Barack, We write to you as fellow parents concerned about the Earth that will be inherited by our children, grandchildren, and th...

The Top 5 Environmental Newsmakers of 2008

Maura Judkis | Posted 05.25.2011 | Green
Maura Judkis

Here are five of the most environmentally newsworthy people of the year, both good and bad. Who would be on your list?

Vote For Your Eco-Hero Of 2008: Obama, Friedman, Sebelius, Jones And More

Grist | Posted 05.25.2011 | Green

Check out our nominees, and then vote in the poll below. And tell us who we missed in comments. (Also see our list of villains.) Barack Obama OK, ...

Obama Likely To Face Even Higher Global Temperatures

Climate Progress | Jeff Goodell | Posted 05.25.2011 | Green

The themes of James Hansen's recent talk at American Geophysical Union's fall meeting were not new to anyone who has heard him speak recently (or to r...

Message from Poznan: Time for Mass Mobilization to Stop Global Warming Emissions

Betsy Taylor | Posted 05.25.2011 | Green
Betsy Taylor

It's going to take a lot more than the... chaotic process I watched in Poznan over the past two weeks for us to cut global warming emissions as deeply and quickly as scientists say is necessary.

Can Carbon-Taxers and Cap-and-Traders Unite to Price Carbon?

Mike Sandler | Posted 05.25.2011 | Green
Mike Sandler

We find the practitioners of this dismal science in the midst of a wonky civil war. They are divided into two camps: those who favor a carbon tax and those who prefer cap and trade.

Day of Action Against Coal

Michael Brune | Posted 05.25.2011 | Green
Michael Brune

The citizens of Coal River Mountain, West Virginia are already working on building their own future with clean power.

Dreaming the Future Can Create the Future

Kenny Ausubel | Posted 05.25.2011 | Green
Kenny Ausubel

We stand at the threshold of a singular opportunity in the human experiment: To re-imagine how to live on Earth in ways that honor the web of life, each other and future generations.

President Obama's Climate Challenge

environment360 | Bill Mckibben | Posted 05.25.2011 | Green

And so our eight-year interlude from reality draws to a close, and the job of cleaning up begins. The trouble is, we're not just cleaning up after a f...

The 350, Big Oil and John McCain Connection

Marguerite Manteau-Rao | Posted 05.25.2011 | Green
Marguerite Manteau-Rao

Maybe not as exciting as the Democratic Convention, but even more critical for our survival, is a piece of news that went totally unnoticed this week. CO2 levels continue to rise, with no end in sight.

James Hansen's Warning to the G8: We've Exceeded Safe C02 Levels

Janet Ritz | Posted 05.25.2011 | Green
Janet Ritz

Hansen opens with current climate status: the loss of sea ice, the approaching tipping points, the effects on people and wildlife, the unstoppable sea level rise, shifting of climate zones and more.

Top NASA Climatologist: Put CEOs On Trial For Global Warming Lies

Fox News | Posted 05.25.2011 | Green

Dr. James Hansen, director of the NASA Goddard Institute for Space Studies in New York, sounded the alarm about global warming in testimony before a S...

Lower The Heat To 350 -- Unless You Want To Broil

Kerry Trueman | Posted 05.25.2011 | Green
Kerry Trueman

We're so busy worrying about $4 gas that we've lost sight of a much more fundamental number: the amount of CO2 that's in our atmosphere. This wonderful, wordless video is a universal call to arms.