Mark Hertsgaard (markhertsgaard.com), a fellow of New America Foundation and a co-founder of the group Climate Parents, is The Nation's environment correspondent. He has covered climate change for twenty years and is the author of six books, including, most recently, HOT: Living Through the Next Fifty Years on Earth.
If a metaphorical wall of trees gets built as grassroots activists envision, it could help save the continent from hunger, poverty and climate change.
Thanks to the antidemocratic "supercommittee," the legislation singularly responsible for shaping our food system is being written behind closed doors.
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Mayor Mike makes a $50 million donation to help the Sierra Club's “Beyond Coal” campaign. Meanwhile, Bill McKibben and Naomi Klein rally over a thousand demonstrators for civil disobedience against tar sands.
PowerShift's green organizers descended on Washington this weekend and gave Obama some tough love.
When it looked like Obama might cave to the Republican attack on the EPA, the outcry from environmental organizations was swift. And it worked.
Even as Fukushima threatens to unleash the greatest nuclear catastrophe since Chernobyl, the president champions nuclear power in the United States.
Some 200 activists, including Rep. Donna Edwards, jumped into the icy Potomac River to urge government action on global warming.
It's time to take on those who are sabotaging our response to the climate crisis—face to face.
Five years after Hurricane Katrina, a holiday of remembrance and rebirth on the streets of New Orleans's hardest-hit neighborhood.
The agreements reached at the Cancún climate summit oblige all nations to reduce future emissions. The challenge now is to generate the political pressure on national leaders to accept realistic targets.


