Going green all the way.
An effort to turn neglected spaces into pleasant zones for taking a load off.
Think beach chairs, scooters, and other junk just lying around.
The country is at the center of the international scrap recycling universe, and the environmental impacts aren't always pretty.
The Rube Goldbergian "mobile foundry" smelts aluminum cans into helpful objects for your butt.
The weird psychology of deciding what to do with your trash.
Simplifying both the message and the process has worked wonders for San Francisco.
Using a plasma cutter, Colin Selig makes couches that would make Hank Hill jump with joy.
In Buenos Aires, thousands of informal workers are ready to take on the task of improving the city's trash woes, if only the government would let them.
Ideas for helping cities better manage their enormous waste streams.
BRT-Lite in Lagos, zero-carbon in Masdar, recycling in Curitiba, and more.
Behind the scenes of the city's aggressive campaign to monitor and educate people about exactly what should get thrown away.
The $9 million Bloomberg Philanthropies contest also awards innovations from Chicago, Houston, Philadelphia and Santa Monica.
An Indianapolis nonprofit is recycling more than five miles of banners left over from Super Bowl XLVI.
Plastic bag and Styrofoam bans may seem like small potatoes. But local legislation often inspires bigger fixes.
A new exhibit on New York's Governors Island turns trash into funky plastic sculptures.