EPA

 
Audi Urges Diesel-Friendly Regulations, Holds DC Diesel Rally

Audi Urges Diesel-Friendly Regulations, Holds DC Diesel Rally

Diesel vehicles can be far more fuel-efficient than gasoline cars, but Audi feels its TDI diesel models are being treated unfairly by Federal and state lawmakers. Last week, the German carmaker held a “TDI Efficiency Rally” in Washington, D.C. to make its case--and to highlight the high... read more

September 6, 2013 by  -
 
Natural-gas vehicle prototypes, Los Angeles, May 2013 - group shot at Playa del Rey storage field

Senate Bill Boosts CAFE Ratings For Natural-Gas Vehicles With Gasoline Backup

A new bill in the U.S. Senate would amend Corporate Average Fuel Economy rules to encourage production of a new class of natural-gas vehicles with "reserve" gasoline tanks... read more July 31, 2013 by  6


 
Electric cars at charging stations and Tesla SuperCharger stations in Gilroy, CA [photo: Jack Brown]

Green Car Glossary: Vehicles, Drivetrains, Emissions, Fuels, Energy

As gasoline prices go up, acronyms like EREV, CNG, and MPGe are becoming more and more common. Ever wonder what they all mean? Here's your chance to enter a veritable... read more June 25, 2013 by  24


 
2013 Ford C-Max Hybrid, Catskill Mountains, NY, Oct 2012

Real-World Gas Mileage Moving Away From EPA Ratings: Report

Your mileage may vary--but these days, it appears, your mileage may vary more than it used to. According to a new report, the gap between rated fuel efficiency and the... read more June 16, 2013 by  21


 
Opel Ampera dashboard

The Gas-Mileage Parasite You Can't Live Without? Air Conditioning

Name one car convenience feature you absolutely couldn't live without, and it'd probably be air conditioning. Whether you live in a hot or cold climate its cooling and... read more June 6, 2013 by  10


 
2013 Ford C-Max Hybrid, Los Angeles, August 2012

Gaming The EPA Gas-Mileage Tests: How It Really Works

Every now and then, EPA gas-mileage ratings--and cars that notably fail to achieve them in real-world use--burst into public awareness. Hyundai and Kia had to agree to... read more June 4, 2013 by  10


 
2013 Ford C-Max Hybrid, Catskill Mountains, NY, Oct 2012

Should EPA Gas-Mileage Ratings Tests Change? What You Need To Know

Your mileage may vary. We've heard it for years, we all know it's true, and yet we put our trust in the EPA's fuel-efficiency ratings as a guide to what kind of gas mileage a... read more May 10, 2013 by  23


 
Bob Lutz

Gas-Mileage Rules To Add $3,000 Or More To Car Prices By 2025?

You most likely know by now that fuel efficiency is slated to double in new vehicles by 2025. What you may not know is how much that will cost you when you buy a new car in... read more April 19, 2013 by  28


 
Gina McCarthy, nominee for Environmental Protection Agency administrator

Nominee To Head EPA Had Key Role in 2025 Gas-Mileage Rules

It's long been known that Lisa Jackson, the current administrator of the U.S. Environmental Protection Agency, would step down now that President Obama is in his second term... read more April 12, 2013 by  2


 
2012 Volkswagen Passat TDI Six-Month Road Test

Diesel Vs Small Turbo Gas Engines: Does Real-World MPG Matter?

As fuel efficiency standards tighten continuously between now and 2025, buyers will have more powertrain options to chose from. And many have suggested there's a battle... read more April 3, 2013 by  10


 
Gas Pump With Boot

EPA Moves To Cut Sulfur In Gasoline, Reducing Emissions Further

"Cleaner cars need cleaner fuels"--that's the message from a group of automakers in support of new EPA rules to clean up gasoline. The Environmental Protection Agency will... read more March 29, 2013 by  4


 
Big square baler harvesting wheat straw for production of cellulosic ethanol

U.S. Biofuels & Ethanol Mandate: More Vulnerable Than Ever Now?

Since 2007, U.S. fuel producers have been required by law to include more and more ethanol and other biofuels in their blends. Now, Pike Research suggests, the biofuels... read more March 13, 2013 by  12


 
ESB Sundancer experimental electric car, test drive, Ann Arbor, Michigan, Oct 1973 [Frank Lodge]

Electric Cars Of The Future...As Imagined In The 1970s

Cars of the future--especially those from the past--always exert a powerful pull on our imaginations. They range from the outlandish (no wheels) to the bizarre (extreme... read more March 8, 2013 by  1


 
U.S. Environmental Protection Agency adminstrator Lisa Jackson and President Barack Obama

Second Obama Term: New Energy Secretary, New EPA Head

Following EPA head Lisa Jackson's resignation at the end of December, President Obama will nominate Gina McCarthy as her successor. McCarthy will become the Environmental... read more March 4, 2013 by  0


 
2011 Fuel Economy Labels

Breast-Beating Over EPA Mileage Labels: Will Ratings Change?

Obviously, fuel economy will be an increasingly big deal in years to come. The gas-mileage ratings of new cars and trucks must double (and then some) between last year and... read more February 28, 2013 by  12


 
2013 Nissan Leaf

2013 Nissan Leaf: 75-Mile Range 'Anticipated' In New Test By EPA

It's the last piece of information on the new and updated 2013 Nissan Leaf electric car that everyone's been waiting for: its range. The projected number, Nissan says, is 75... read more February 20, 2013 by  28


 

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