OnEarth

Faced with climate change and poverty, Africans are focusing on a new farming frontier: the cities.

Deadly algae and invasive species are choking the life out of Lake Erie. It recovered from near-death 40 years ago, but the regulations that helped save it last time are under increasing attack.

With the unlikely help of a group called the Mayors Automotive Coalition, down-at-the-heels towns are reinventing themselves - in various shades of green.

This article from OnEarth magazine looks at ideas for improving transportation in the United States, and offers some illustrations to help explain.

Thousands of Louisiana residents are being forced to retreat from their rapidly disappearing coastal communities.

New York has a filthy history, says Robin Nagle, the New York City Department of Sanitation's anthropologist-in-residence. The muck of early Manhattan was much worse than you even suspected.

Wartime urban gardening and the Obama's White House vegetable garden should be our inspiration in our efforts to wean our food systems off of industrial-scale agriculture, writes Michael Pollan, author of "In Defense of Food."

Oil reserves in Canada have the mouths of investors watering, and many Canadians willing to accept the vast environmental degradation that will result from the oil's extraction.

While it is hard to imagine the 20th Century without the automobile, it is equally hard to imagine the 21st Century with it - at least as is. A look at what the international automobile industry is doing to clean up their products.