In his new book, the former U.S. Vice-President asks, "What are the drivers of global change?"

The Nature Conservancy forges surprising partnerships to further its mission

World Energy Council calls for stable policies to encourage sustainability

This serene property in Glassell Park seems a world away from Los Angeles

Sustainability index launches with support from Nike, Walmart, and Levi's

Environmental watchdogs point to mismanagement of issues like energy and waste

A 3,600-square-foot rooftop garden caps this office space retrofit by Cook+Fox Architects

This tiny floating dwelling is big on sustainability

Sustainably-powered semi-submarine to be used for climate and ocean research