ACM Interactions

Authors:
Eli Blevis

---

If you are at all concerned about the environment or even just worried about the rising cost of gasoline, you've probably wondered about the realities and promises of electric, hybrid electric, ethanol, biodiesel, propane (LPG), natural gas (CNG), hydrogen, even compressed air, and other alternative vehicle power technologies. There's another pair of alternatives you may or may not have considered—human-powered vehicles (HPV) and hybrid electric-assist human-powered vehicles. An HPV or perhaps an electric-assisted HPV—the other hybrid—may be in your future. Forms of Human-Powered Vehicles HPV might seem like a fancy term for a bicycle, and it is. Nevertheless,…

---

You must be a member of SIGCHI, a subscriber to ACM's Digital Library, or an interactions subscriber to read the full text of this article.

GET ACCESS

Join ACM SIGCHI

In addition to all of the professional benefits of being a SIGCHI member, members get full access to interactions online content and receive the print version of the magazine bimonthly.

Subscribe to the ACM Digital Library

Get access to all interactions content online and the entire archive of ACM publications dating back to 1954. (Please check with your institution to see if it already has a subscription.)

Subscribe to interactions

Get full access to interactions online content and receive the print version of the magazine bimonthly.