"The answer, my friend, is blowing in the wind" is a popular lyric from one of Bob Dylan's most famous songs. It's also the central theme behind the Collegiate Wind Competition (CWC), an annual event sponsored by the U.S. Department of Energy (DOE).
In Europe, the electric bicycle market is booming. For every bike on the road, one in three is an e-bike. The United States is starting to see more e-bikes on the market and currently has more than 350,000 in circulation.