Walmart, BMW lead for on-site renewable energy generation

The car company relies on biogas to produce 38 percent of the electricity it needs. Read More

Why some NYC buildings are more efficient than LEED-certified ones

The city is pushing building owners to report on energy use -- and in some cases, older buildings are coming out on top. Read More

Apple hosts largest private fuel cell installation in U.S.

At the company's North Carolina data center, 60 percent of energy will be produced by its own renewable sources. Read More

Levi's, GAP not keeping supply chains sustainable, reports show

Greenpeace International's investigation reveals dumping of industrial wastewater with a wide range of hazardous substances in two of China's most important textile manufacturing zones. Read More