carbon dioxide

 
NHTSA could cite safety of heavier cars in slashing CAFE rules: reports

NHTSA could cite safety of heavier cars in slashing CAFE rules: reports

It's been clear that under the Trump administration, the NHTSA and EPA plan to roll back linked fuel-economy rules and emission limits on new vehicles. Now a possible justification that will be used has emerged—and it's not the one many advocates had expected. According to a Bloomberg report... read more

February 14, 2018 by -
 
U.S. Secretary of Energy Rick Perry in 2008, when he was governor of Texas

Trump administration to work with Saudis on carbon capture for fossil fuels

Last month, U.S. Energy Secretary Rick Perry signed an agreement with Saudi Arabian officials to research "carbon capture" technology for fossil fuels, the Department of... read more January 29, 2018 by


 
ExxonMobil oil refinery, Baton Rouge, Louisiana, by WClarke [CC BY-SA 4.0]

Exxon and climate change: two lawsuits, in opposite directions, on same grounds

One of the world's largest oil producers is about to enter a tit-for-tat battle over climate change with government officials from multiple states. New York, Massachusetts... read more January 26, 2018 by


 
Mercedes-Benz SL-Class stalls in Maryland flash flood

Earth continues to warm fast; is climate change lost in political turmoil?

Mother Nature doesn't pay attention to politics. As a pair of articles in The Washington Post last week highlighted, climate change proceeds apace regardless of the daily... read more January 25, 2018 by


 
Achates 2.7-liter opposed-piston gasoline compression-igntion engine in Ford F-150 test pickup truck

More efficient gas engines as well as electric cars required to cut carbon emissions

As nations, automakers, and utilities contemplate how to tackle climate change in real terms, a perfect storm of competition is brewing that will—ideally—produce... read more January 23, 2018 by


 
Achates 2.7-liter opposed-piston gasoline compression-igntion engine in Ford F-150 test pickup truck

Achates engine in Ford F-150 pickup targets 37 mpg, with Saudi oil company backing

One year ago at the Detroit auto show, a company called Achates Power unveiled models of a new kind of internal-combustion engine. With opposed pistons in the middle and... read more January 19, 2018 by


 
Gas pump

CAFE proposal coming March 30: automakers hope national rules survive

It's been hanging out there in limbo for more than six months: the answer to the question of what happens to gas-mileage rules under Trump. Given the daily political turmoil... read more January 17, 2018 by


 
Flooded Cars 01

How optimistic are you on efforts to address climate-change impacts? Twitter poll results

It remains entirely unclear if the world as a whole will be able to cut its emissions of carbon dioxide fast enough to keep the global temperature rise below 2 degrees C over... read more January 10, 2018 by


 
Self-dimming streetlights in Hole, Norway

How serious is Norway about climate change? So much that its streetlights self-dim

As children, we're all taught to turn off the lights behind us as we leave an empty room. But it seems Norwegians have taken that lesson one step further. Along a 5.5-mile... read more January 7, 2018 by


 
Flooded car in parking lot. Photo via Flickr user waitscm/CC2.0

Are you optimistic about efforts to address climate change? Take our Twitter poll

Ten years ago, energy security may have been as much a driving force behind electric cars for U.S. policymakers as climate change. Now, with continuous growth in domestic oil... read more January 5, 2018 by


 
2018 Smart ForTwo Electric Drive Cabriolet, First Drive

Is 'Drawdown' the climate-change action map the world needs?

We often speak of methods and technologies we can employ as a society to curb climate change, either by reducing carbon emissions or through other means. But less frequently... read more January 4, 2018 by


 
Flooded car in parking lot. Photo via Flickr user waitscm/CC2.0

Most-accurate climate-change models suggest worst effects on global weather

The denial of accepted climate science by the Trump Administration has now put the U.S. at odds with essentially every other nation in the world. Meanwhile, the news on the... read more December 20, 2017 by


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

Global carbon emissions to rise after staying flat for three years: report

Here’s some not-good news: After three years of minimal growth, global emissions of carbon dioxide are on the rise. So much so that we’re looking at new record... read more December 7, 2017 by


 
Estimated U.S. energy consumption in 2016  [graphic: Lawrence Livermore National Laboratory]

U.S. energy sources and uses: everything you need to know in one lovely chart

One of the interesting side effects of plug-in electric cars turns out to be a greater awareness of energy sources and uses. A 2012 California study, for instance, showed... read more November 23, 2017 by


 
Eiffel Tower in Paris, France (photo by Rijin, via Wikimedia Commons)

EU to slash vehicle carbon emissions one third more from 2021 through 2030

Europe already has tough standards for reducing carbon-dioxide emissions in current and future vehicles. Now they're going to get significantly tougher between 2021 and 2030... read more November 10, 2017 by


 
Greenhouse-gas emissions of battery-electric vehicles globally in MPG equivalent [U of Michigan TRI]

Electric cars emit less carbon than average U.S. new car, everywhere in the world

When electric cars first arrived in 2011, it was a reasonable question: Aren't you just shifting emissions from the tailpipe to the smokestack? The answer is yes, but the... read more November 6, 2017 by


 

 
 

 
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