With the high (and getting higher) gas prices, I'm sure many people are re-thinking carpooling.
I see a lot of cars on the road, even at 4:30 in the morning, and most of them have ONE person in them. I've opted to do my part by taking RTD instead of driving but others may not have that luxury.
Are you looking for a carpool partner? Post your commute time and destination here and see if you can find one. Many more people browse this site than are registered so give it a try.
I'd also suggest registering wtih RideArrangers, sponsored by the Denver Regional Council of Governments (it's free):