carbon dioxide

Fuel from emissions? Catalyst converts carbon dioxide to ethanol

Fuel from emissions? Catalyst converts carbon dioxide to ethanol

At least in North America, ethanol is a contentious fuel. A decade ago, it was seen as a homegrown and carbon-neutral way to use less gasoline—and federal legislation mandated that increasing volumes be blended into U.S. fuel supplies. Much debate followed over using "food for fuel," its... read more

October 18, 2016 by -
Airbus A380

First-Ever Emissions Rules For Airplanes Proposed By U.N.

The airline industry is responsible for an estimated 2 percent of global carbon emissions, but so far no government has enacted emissions standards for aircraft similar to... read more February 10, 2016 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

Smog in Hong Kong [Image by Flickr user inkelv1122]

When Will We Start To See 'Tailpipes' On Cars As Morally Wrong?

The economists call them "externalities." They're the costs of people's actions on other people or communities--but the people taking those actions don't have to pay for... read more November 17, 2015 by

Audi sustainability chief Reiner Mangold and German Education Minister Dr. Johanna Wanka

Diesel Fuel From Air: Neat Idea, Very Inefficient Use Of Energy

It sounds like an intriguing idea: Make diesel fuel from air rather than fossil-fuel petroleum. Better yet, make it from carbon dioxide--the greenhouse gas whose... read more September 4, 2015 by

2015 Mercedes-Benz GL-Class (GL63 AMG)

Greenhouse Gas Emissions From Cars In Germany: Getting Worse, Actually

Germany is one of several countries with aggressive plans to curb transportation-related carbon emissions. Over the past few years, its large domestic car industry has worked... read more August 12, 2015 by

Coal, by Flicker user oatsy40 (Used Under CC License)

Final EPA Power-Plant Rules: Far More Impact On Coal States

The completed rules issued this week by the EPA to limit carbon emissions from power plants run 1,560 pages--nighttime reading only for policy wonks. But the agency's final... read more August 7, 2015 by

Photovoltaic solar power field at Volkswagen plant in Chattanooga, Tennessee

Lack Of Innovation Could Doom Battle To Trim Carbon Emissions

Representatives of world governments will meet in Paris this December to discuss a global strategy for combating climate change. But the outlook doesn't appear promising... read more July 28, 2015 by

Coal, by Flicker user oatsy40 (Used Under CC License)

State With Dirtiest Power Grid Had Highest Electric-Car Incentive, But Now Only For Natural-Gas, LPG Cars (UPDATED)

Life is full of little ironies. And life in the 50 states that make up the United States of America is full of inconsistencies, including those among electric-car incentives... read more July 16, 2015 by

Chevrolet Spark EV at CCS fast charging station in San Diego.

In Just One Year, Electric Cars Have Gotten Cleaner: How'd They Do That?

Electric cars have no tailpipe emissions, but their overall impact on the environment includes the electricity generated to recharge their batteries. The carbon emissions... read more December 18, 2014 by

Barack Obama speaking Detroit Economic Club

U.S. And China Agree To Curb Greenhouse Gas Emissions, Presidents Say

For the first time ever, China has agreed to limit its greenhouse-gas emissions, under a deal announced this morning between Chinese president Xi Jinping and U.S. president... read more November 12, 2014 by

2014 Ford F-150 2WD SuperCrew 145" XLT Grille

Improving Fuel Efficiency: Should Focus Be Trucks, Not Hybrids?

Environmentalists often laud hybrid-electric vehicles because their fuel-sipping powertrains result in lower levels of gas use and polluting emissions. Because of the... read more November 11, 2014 by

Pickup truck "rolling coal"

Time Running Out, Global Carbon Emission Must Fall To Zero: UN Panel

While mankind has been pumping carbon into the atmosphere since the discovery of fire, the modern era of carbon emissions began roughly 250 years ago. Now a new report by... read more November 10, 2014 by

2016 Audi A3 e-tron  -  First Drive

2015 VW e-Golf, 2016 Audi A3 e-tron Get Carbon Offset Program, Offer Of Home-Solar Systems

When it comes to carbon emissions, there's more to consider than what comes out of a car's tailpipe (if it has one). For buyers looking to cancel out the emissions involved... read more August 6, 2014 by

Factory (Image: Flickr user Paul Falardeau, used under CC License)

Will Your Car One Day Capture All Its Carbon Emissions?

Producing carbon dioxide is an unavoidable part of burning fuel in cars. The problem with this of course is that carbon dioxide is a greenhouse gas. And the more cars there... read more June 27, 2014 by

Ferrari LaFerrari

Even Ferrari To Cut Carbon Emissions, With Hybrid V-12 & Turbo V-8 Engines

The fastest, most expensive sports cars and supercars must constantly boost performance to stay competitive--and now they're also having to cut their carbon emissions at the... read more June 24, 2014 by


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