A look at 350.org's planet-scale art project for the climate.

Canadian city unveils waste collection vehicle that feeds itself.

Local, repurposed materials open up new possibilities for gardens.

Ralf Schmerberg's refrigerator igloo makes a statement on energy use and climate change.

Designer/builder Anthony Brenner's hempcrete home takes green building to the next level.

How to appease a farm-obsessed six year-old? Pete Wells explains.

A Melbourne warehouse space made beautifully livable by Andrew Maynard Architects.

Human sculptures invade Wall Street.

Scientists hope to turn coal plant CO2 emissions into clean air.

Floating dining room sits on 1,700 plastic bottles.