emissions

 
Carbon Fiber In Cars: More Energy To Make, Lower Lifetime Emissions

Carbon Fiber In Cars: More Energy To Make, Lower Lifetime Emissions

While its light weight helps raise fuel economy in vehicles, carbon fiber has its critics. An often-long supply chain has led some to question the material's environmental benefit. Recently, BMW defended the carbon footprint of carbon fiber in a recent WardsAuto article. MORE: 2014 BMW i3: First... read more

May 26, 2014 by  -
 
Chrome exhaust pipe

Atmospheric Carbon Is Higher, Faster, This Year Than Last

While stricter emissions standards for cars are slowly starting to take effect, the amount of carbon dioxide in the atmosphere continues to rise. Levels of atmospheric carbon... read more May 5, 2014 by 


 
1970s Los Angeles smog depicted in the Honda short film "Never Ending Race."

What Are The 10 Most Polluted U.S. Cities?

California may be a haven for plug-in electric cars, but it's also home to many of the most-polluted cities in the U.S. Of the 10 most polluted U.S. cities in the American... read more May 1, 2014 by 


 
Traffic at the I-10 & I-405 interchange in Los Angeles, California (by Mario Roberto Duran Ortiz)

Automakers Met Carbon-Emission Limits In 2012 With Room To Spare

As U.S. emissions standards grow stricter, carmakers appear to be keeping pace thus far. Cars and light-duty trucks built for the 2012 model year beat EPA environmental... read more April 28, 2014 by 


 
Mitsubishi i electric car at San Antonio Missions National Historic Park

Nine New Projects Announced For Clean Vehicles In National Parks

If you're planning a summer vacation to a U.S. national park this summer, you may start to see a few changes when you get there. The U.S. Department of Energy's (DOE) Clean... read more April 15, 2014 by 


 
Traffic in Atlanta, Georgia during rush hour (via Wikimedia)

U.S. To Stay Global First In Vehicle Miles Driven, Says Futurist

China may buy more cars, but U.S. drivers will continue to rack up the most miles, according to a futurist. At the SAE World Congress in Detroit, Peter Phelps said the U.S... read more April 15, 2014 by 


 
2011 GMC Canyon 2WD Reg Cab 111.2" SLE1 Air Vents

'Super Greenhouse Gas' Emissions From Air Conditioning A Climate Concern

When it comes to the environmental impact of cars, all the attention tends to be focused on the gasoline, diesel, or electricity that powers them. But to understand how cars... read more April 7, 2014 by 


 
2014 Mazda 3 s Grand Touring  -  First Drive

Could Future Mazda Engines Emit Less CO2 Than Electric Cars?

Is it possible to make a gasoline engine so efficient that it would emit less carbon dioxide per mile than is created by generating electricity to run an electric car over... read more March 25, 2014 by 


 
Big square baler harvesting wheat straw for production of cellulosic ethanol

It's Not Just Cars: Diesel Tractors, Construction Equipment Clean Up Emissions Too

Cars and utility vehicles are getting greener, but they're far from the only vehicles out there. To reduce the environmental impact of internal-combustion engines in a... read more March 24, 2014 by 


 
New York City subway. Photo by Flickr user James Willamor.

Growth In Mass-Transit Usage Outpaces Increase In Miles Driven In U.S.

A straightforward way to save fuel is to ditch a car for mass transit, and that's what many U.S. drivers are doing. According to recently-published data (pdf) from the... read more March 13, 2014 by 


 
FlexFuel badge on E85-capable 2009 Chevrolet HHR

E85 By The Numbers: One Station In 50 For One Car In 20

Back in 2007, ethanol was viewed as a way to cut gasoline consumption and U.S. dependence on foreign oil. It was then seen as such a panacea that Congress enacted volume... read more March 12, 2014 by 


 
Honda Marysville Auto Plant

Honda To Install Natural-Gas Fueling Station Near Ohio Car Plant

If drivers are going to use an alternative fuel, they need places to fill up their tanks. Honda announced today that it will install a compressed natural-gas (CNG) fueling... read more March 11, 2014 by 


 
Electric school bus from Kings Canyon Unified School District, California

California Launches Country's First All-Electric School Bus

It may not be capable of space travel, but one California district has found a magic school bus. The Kings Canyon Unified School District recently launched the first... read more March 8, 2014 by 


 
Traffic in Atlanta, Georgia during rush hour (via Wikimedia)

Does 'Peak Car' Mean 100 Million Vehicles A Year, Forever?

Looking at all of the vehicles on the average U.S. highway, it's hard to imagine that car use could ever decline. Yet that's exactly what some analysts are predicting. A new... read more March 4, 2014 by 


 
Gas pump

Sulfur In Gasoline To Fall By Two-Thirds In 2017 To Cut Emissions

While automakers work to lower vehicle emissions, the Environmental Protection Agency (EPA) is turning its attention to the fuel that powers those cars. The EPA will... read more March 4, 2014 by 


 
Walmart WAVE concept truck.

Is Walmart's WAVE Concept Truck The Fuel-Efficient Future Of Semis?

Heavy-duty trucks spend more time on the road than passenger vehicles, so improving their efficiency can have a major effect on emissions--and their owners' bottom lines... read more March 3, 2014 by 


 

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