Engineers at GM have made reccomendations that all cars should have gas mileage displays.
gas mileage
GM Engineers Say All Cars Should Have Gas Mileage Displays

60 MPG from VW Jetta TDI, coming to the US in 2009
Yes, 60 MPG from a turbodiesel production car that will be available in the US in 2009. For someone who doesn't even like carbon fuels, this is pretty amazing.

2009 Jetta BlueTDI Comes to US This Summer, Sports 60 MPG « Chemistry for a sustainable world
THe new 2009 Jetta TDI from VW will have a turbodiesel engine, will meet th etoghest US emissions standards and will get 60 MPG.
2009 Jetta BlueTDI Comes to US This Summer, Sports 60 MPG and Cleaner Emissions : Gas 2.0
VW’s Jetta BlueTDI: 60 MPG, 90% Emissions Reduction for NOx. VW’s ultra-low emission Jetta BlueTDI will be coming to the US mid-summer, according to an announcement made late last month at the Vienna Motor Symposium.This newer version of the Jetta will meet the strictest emissions standards in the world.
Gas Above $3.50; Will Almost Certainly Hit $4
In looking at data from the last several summers, the price of gasoline has gone up, on average, over 15% from now through the summer's peak. Based on today's price of $3.53, this would put us above $4 gas this summer.

New Hybrid Is Like Space Age Machine
It uses cameras instead of rearview mirrors and rides on three wheels instead of four but what is most innovative is it's astounding gas mileage.
Model T = 17 MPG - F-150 = 16 MPG. That's Progress!
Back in 1908, America's best selling vehicle was the Model T, which got 17 MPG. In 2007, America's best selling vehicle was the F-150, which got 16 MPG. See a problem here?
What If Each Of Us Used 5% Less Gasoline?
On average, Americans consume about 386 million gallons of gasoline each day, so if each of us could consume 5% less gas each day, annually we'd save 7 billion gallons of gas, $22 billion, and keep 1.4 billion tons of carbon dioxide from entering the atmosphere.
Fuel Efficient Vehicles Dominate Super Bowl Ads. Just Kidding.
Out of the 64 commercials shown during the Super Bowl, nine were dedicated to cars, trucks and/or SUVs. Of those nine commercials, exactly one was dedicated to a fuel efficient, hybrid or alternative fuel vehicle. And, oddly enough, that one commercial was for General Motor’s Yukon hybrid.

SUV Owners must pay $50 per day to drive in London
The Mayor of London has announced a large fee for people who wish to drive their SUVs into town.
Car Hacker’s Hummer Gets 60 MPG
If you haven’ heard of the Motorhead Messiah, Jonathan Goodwin, let me introduce you: he hacks cars for a living, and he can get 60 mpg out of an H3 Hummer while doubling the horsepower and cutting emissions in half. Unbelievable? Yes, but this is no joke, and it’s doesn’t defy the laws of physics either. The hacked H3 is a hybrid with the gasoline fuel system removed. In its place, Goodwin installed a biodiesel-burning jet turbine to recharge the electrical system.

Aerocivic @ Ecomodder - how to drop your Cd from 0.34 to 0.17
An extreme ecomodder gets great mileage by modifying his car's aerodynamics.
How to Get 76 MPG
We don’t need new technology to save us, just a little ingenuity.
After a few minor tweaks, Ernie Rogers can get up to 76 mpg in his 2003 VW diesel Beetle:

Why the New 35-MPG Fuel Economy Standard Is a Bad Idea
Supposedly, the much anticipated ratcheting up of car fuel efficiency standards will force more people to downsize their rides and purchase more fuel-efficient cars. I don't buy it.

6 Perfectly Painless Ways to Save Gas this Thanksgiving
High gas prices got you down? It's actually easy to save some gas money, and reduce your carbon emissions. Why not do it over Thanksgiving, when the spirit of the holidays are in the air, and you have to get to Grandma's?