Our Terms of Service and Privacy Policy have changed.

By continuing to use this site, you are agreeing to the new Privacy Policy and Terms of Service.

Hangzhou, China
Hangzhou, China
Hangzhou is in contention for the largest bike-sharing system in the world, with a reported 60,000 bikes. China, long known as the Bicycle Kingdom, has struggled somewhat in recent years to make biking cool for an increasingly wealthy urban population.

By Anne VanderMey, reporter @FortuneMagazine - Last updated July 19 2012: 8:49 AM ET
Join the Conversation
Google's zero-carbon quest

The search giant has an ambitious plan to achieve its goal: becoming the world's most energy-efficient company.