greenhouse gas

 
More than two-thirds of Americans accept climate science, regardless of Trump

More than two-thirds of Americans accept climate science, regardless of Trump

The new U.S. administration has made it clear that it does not accept the scientific consensus on climate change. From President Donald Trump down through his nominees for key roles—Scott Pruitt for EPA adminstrator, Rick Perry for Department of Energy head, and others—key elected and... read more

January 24, 2017 by -
 
Coal-fired Nanticoke Generating Station, Ontario, Canada, now being converted to 44-MW solar farm

Global carbon emissions have been flat for three years now

Global efforts to reduce greenhouse-gas emissions may be starting to pay off, suggests a recent study. Last month, scientists released an assessment that suggests global... read more December 13, 2016 by


 
2016 Nissan Leaf

Another study confirms electric cars have lower carbon emissions, in Minnesota this time

It's a very reasonable question: electric cars themselves have no tailpipe emissions, but what about the power plants used to recharge them? After more than a dozen studies... read more May 9, 2016 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 Nissan Leaf, Chevy Bolt EV at Drive Electric Week event, Los Angeles [photo: Zan Dubin Scott]

Every New Car Emission-Free By 2050? 'ZEV Alliance' Plans To Make It So

As the United Nations COP21 climate-change talks continue in Paris, a group of local and national governments plans drastic reductions in vehicle emissions over the next 35... read more December 7, 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


 
Mexico Flag

Cross-Border Carbon: Mexico Sets Limit On Climate-Change Emissions

Mexico is officially joining the cadre of nations seeking to limit climate change, with a formal promise to cut its greenhouse-gas emissions. The country is one of the first... read more April 13, 2015 by


 
Diesel taxis in London (Image by Flickr user Lars Ploughmann, used under CC license)

UK Official Says Encouraging Diesel Cars To Lower Carbon Was 'Wrong'

For at least 20 years, diesel cars have been much more popular in Europe than in the United States. Because diesel combustion is more efficient than gasoline combustion, the... read more January 30, 2015 by


 
Electric power plant outside Ithaca, New York

U.S. Senate Votes Against Affirming Climate Science Validity

Would you trust a politician who believes the earth is flat? Or that the sun revolves around the earth? Or that the Holocaust never happened? No? Then what do we make of... read more January 23, 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


 
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


 
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


 
Oil well (photo by John Hill)

Keystone Pipeline Fight: Insignificant 'Sideshow' To EPA Power-Plant Limits?

In the ongoing battles over renewable versus hydrocarbon energy--and the associated public policies, advocacy, and media coverage--the Keystone XL Pipeline has emerged as a... read more April 25, 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


 
Two BNSF locomotives hauling coal trains meet near Wichita Falls, Texas

Proposal: Buy Out, Shut Down U.S. Coal Industry For $50 Billion

Give Felix Kramer credit for thinking big. Twelve years ago, he and others founded CalCars, a group dedicated to promoting plug-in hybrid vehicles with large battery... read more March 12, 2014 by


 
2015 Hyundai Tucson Fuel Cell at Hyundai headquarters, Fountain Valley, CA

Hyundai On Hydrogen Fuel-Cell Vehicles: Critiquing Its Claims

Every so often, Hyundai posts an entry on its "Hyundai Like Sunday" blog, which promotes itself as "Truth, Candor and Conversation." Two months ago, the company's Elizabeth... read more February 4, 2014 by


 

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