emissions

 
Hybrid Airplane Engine? NASA Says It's Making Progress On One

Hybrid Airplane Engine? NASA Says It's Making Progress On One

Aircraft aren't subject to the same strict fuel-efficiency standards as cars, but they're still responsible for large amounts of carbon emissions. According to one recent estimate, commercial aviation is responsible for about 2 percent of the carbon dioxide emitted by human activities--or just... read more

January 18, 2016 by -
 
2009 Volkswagen Jetta TDI

VW May Buy Back (Some) TDI Diesel-Cheating Cars In U.S.: Report

Volkswagen is still not ready to launch a recall of diesel cars with "defeat device" software in the U.S., meaning customers are still in limbo. Given the significant costs... read more January 11, 2016 by


 
2015 Volkswagen Golf TDI

VW Diesel Reality Check: Company, Regulators Still Far Apart On Modifications

It's been months since the U.S. Environmental Protection Agency (EPA) revealed that Volkswagen had admitted it installed illegal "defeat device" software on its TDI diesel... read more January 7, 2016 by


 
2015 Volkswagen Golf TDI

Justice Department, EPA Sue VW Over Diesel Cheating, Billions In Penalties Possible

The U.S. government has now sued Volkswagen over its diesel-emissions cheating. At the request of the Environmental Protection Agency (EPA), the U.S. Department of Justice... read more January 5, 2016 by


 
BMW M3 M Performance exhaust

Euro Parliament Rebuffs Carmakers' Request To Exceed Emission Limits

A provision in proposed European Union emissions regulations that would have allowed carmakers to exceed emissions limits has been rebuffed by members of the European... read more January 5, 2016 by


 
wind farm

Small Wind Turbines Now Offered On Leases, Like Solar Panels

Small solar-panel installations have allowed homeowners to lower carbon emissions, and perhaps save some money on electricity as well. Electric-car drivers with home solar... read more January 3, 2016 by


 
2015 Volkswagen Passat TDI

Environmental Justice Groups: Not So Fast, Musk--VW Diesels Must Be Fixed!

U.S. regulatory agencies still haven't approved a plan to modify the 482,000 Volkswagen 2.0-liter TDI diesel cars equipped with "defeat device" software used to circumvent... read more December 29, 2015 by


 
2014 Honda Accord Hybrid Touring

China Emission Standards: So Tough Honda Will Have All Hybrids By 2025

China is the world's largest market for new cars, and it also has some of the world's worst air pollution. Cities have had to limit new-car sales and restrict car use to... read more December 28, 2015 by


 
Indian traffic [Image: Flickr user Peter Eich]

Fuel Economy Improvements: Too Slow In Developed Countries, Minimal In Rest Of World

Several countries have policies in place demanding greater fuel economy or reduced carbon emissions from new cars, in the hopes of combating climate change. While the average... read more December 28, 2015 by


 
Boeing 787 Dreamliner

Cars Vs. Planes: Which Emits More Carbon? (Which Sins Worse?)

Eco-activists often indict air travel as a carbon-spewing threat to the global climate. Worldwide, commercial jets pour an estimated 700 million tons of carbon dioxide into... read more December 26, 2015 by


 
2016 Ram 1500

Chrysler Conundrum: Truck Sales Mean Buying Emission-Credits From Tesla, Toyota, Honda

When it comes to fuel efficiency, Fiat Chrysler Automobiles (FCA) is among the lowest of all U.S. automakers. The company was at the bottom of the most recent Union of... read more December 23, 2015 by


 
U.S. Capitol Building

Budget Bill Cuts EPA Funding, But Keeps Clean Power Plan Intact

Late last week, Congressional leaders reached an agreement on a $1.1 trillion spending bill that would fund the government through September. The negotiations lasted until... read more December 21, 2015 by


 
2015 Volkswagen Golf TDI

VW Gets More Time To Figure Out TDI Diesel Emission Update

It's been just over three months since the U.S. Environmental Protection Agency (EPA) first revealed that Volkswagen diesel cars were equipped with "defeat device" software... read more December 21, 2015 by


 
2012 Volkswagen Passat TDI Six-Month Road Test

VW: Small Group Of Engineers Built Diesel Cheat Software From 2005

Volkswagen now blames a small group of engineers unable to meet stiff U.S. regulations for its diesel-emissions cheating. The company says a small group of engineers were... read more December 14, 2015 by


 
2014 BMW i3 electric cars waiting at East Coast shipping port for distribution, May 2014

Switching The World To Electric Vehicles Will Take Way Longer Than You Think

Increasingly-aggressive emissions targets will soon force automakers to build more plug-in electric cars. Norway has proposed all but eliminating new internal-combustion car... read more December 14, 2015 by


 
West Coast mayors announce carbon reduction, EV consortium  -  Portland  -  December 2015

West Coast Mayors Form EV Consortium, Pledge Carbon Reductions

As world leaders met this past week in Paris to discuss carbon reductions on a global scale, mayors of four large West Coast cities—Los Angeles, San Francisco, Seattle... read more December 13, 2015 by


 

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