The gas saving myths discussed in this article are:

Fill your tank early in the day
Replace air filters for better mileage
Buy fuel additives
Turn of air conditioner and roll down windows

Auto advances make gas advice moot
Rolling down the windows probably probably disrupts the car’s aerodynamic properties. But, you would think cranking down the air conditioner would provide […]

Just found this site today…
OpenEco.org
It describes itself as: …free, easy-to-use tools to help participants assess, track, and compare energy performance, share proven best practices to reduce greenhousegas (GHG) emissions, and encourage sustainable innovation.

According to this CNET item…
Dell hits server efficiency targets a year early
…a Dell server power supply is now 92% efficient when a server is at 50% load. This efficient power supply is not available in their current server lineup yet though.

Both of these URLs lead you to the Microsoft Environment web site…
http://www.microsoft.com/environment/
http://www.microsoft.com/green/
I wonder how green the site itself is? It would be interesting to learn if Microsoft took any special effort to green the hardware and other aspects of this particular site.

Surprising info in this PC World article…
Which Gadgets Gobble the Most Power?

News.com reports that…
 
Best Buy to recycle electronics free
This is not nationwide, however. According to the article, it is limited some (not all?) stores in Baltimore, San Francisco, and Minnesota (the whole state?).
Best Buy Recycling information page