Pollution and illegal dumping have destroyed area farms, creating a kind of anti-locavore movement.
Researchers in California have found a compelling association.
Researchers measuring pollution during last year's 405 closure find air quality improved by as much as 83 percent.
Without play sets, slum children frolic in garbage dumps and toxic rivers.
It's been more than two years since Columbia University professor Kate Orff made waves with her "Oyster-tecture" proposal. She's still pushing.
A third of industrial waste water is released, without treatment, into rivers and lakes.
A new tool visualizes green roofs on any building, and the water and energy they could save.
Photographs from the 1940s of the Steel City as it began to address its notoriously smoky air.
In the municipal mascot department, it seems that North America can't compete with Asia.
Pollution mounts as cities grow and sewage infrastructure lags
An environmental law that sometimes keeps the region from building housing that's close to jobs
How I'm figuring my way around Beijing
A growing body of evidence connects urban pollution with harmful brain alterations
When it comes to reducing pollution, the key isn't the number of trees you plant but where you plant them
The farming communities of the Central Valley breathe some of the worst air in the nation
Air quality continues a downward slide worldwide, according to the World Health Organization
London bike commuters found to breathe in more soot than pedestrians
New monitoring techniques are improving our understanding of pollution in the developing world