Here's what went on over at AutoblogGreen yesterday. Check Autoblog each weekday morning for a recap of yesterday's AutoblogGreen news. If you don't like waiting a day to get your green car news, stop by AutoblogGreen throughout the day.

CityWheels carsharing program offers alternative to car ownership (AutoblogGreen exclusive feature)
Hemp in the gas tank
Consumer Reports readers rave/rip hybrid issue
Biodiesel purveyor Martin Tobias on the radio at KCBS
American automakers may be about to get burned by high fuel costs
G-Wiz EV makes driving gas free
Consumer gas price concerns reflected in on-line searches