emissions

 
Rome joins European ban-diesel bandwagon after German court ruling

Rome joins European ban-diesel bandwagon after German court ruling

First Paris, then a pair of German cities, and now the Eternal City. Two weeks ago, the mayor of Rome announced on her Facebook page that the city would ban diesel cars altogether by 2024. It's not clear whether the ban applies solely to the older, most-polluting diesels as it does already in... read more

March 8, 2018 by -
 
2014 Ram 1500 EcoDiesel, Bear Mountain, May 2014

Fiat Chrysler to end diesel engines in cars by 2022 (but not trucks): report

Fiat Chrysler will abandon the use of diesel engines in all its passenger vehicles by 2022, according to a report Sunday. Demand for diesel versions of passenger cars in... read more February 26, 2018 by


 
Mercedes-Benz GLS350d spotted testing near Denver

Mercedes-Benz gets its own diesel emission cheating questions now

Investigators probing U.S. models of Mercedes-Benz sold with diesel engines have found software, possibly illegal under EPA rules, that helped them pass emission tests. Such... read more February 23, 2018 by


 
Mercedes-Benz SL-Class stalls in Maryland flash flood

Planet at "very high risk" for extreme warming, per leaked UN report; every 5-year delay matters

The processes of climate change don't care about politics. Or economics. Or public sentiment about science. Last December, an analysis showed the most accurate... read more February 23, 2018 by


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

How much does it matter that top Trump officials deny climate science? Take our Twitter poll

Throughout the world, the accepted science of climate change is no longer in dispute. Every nation on earth has now signed the Paris Climate Treaty to develop plans to reduce... read more February 20, 2018 by


 
Chrome exhaust pipe

California, allies ready for emission-law war with Trump EPA, CARB head says

With the release of proposed new and lower fuel-economy rules expected from the NHTSA by March 30, many eyes have turned to the powerful California Air Resources Board. The... read more February 15, 2018 by


 
2015 Hyundai Tucson Fuel Cell at hydrogen fueling station, Fountain Valley, CA

This one 11-year-old chart explains the problem with hydrogen fuel-cell vehicles

Today, there are roughly 750,000 plug-in electric vehicles on U.S. roads and about 3,800 powered by hydrogen fuel cells. Proponents of each type of vehicle argue strenuously... read more February 13, 2018 by


 
2014 Ram 1500 EcoDiesel, Bear Mountain, May 2014

FCA can settle Jeep, Ram EcoDiesel emission case with fine, recall: Justice Department

While VW is moving toward the end of buybacks, payments, and fines for eight years of cheating on diesel emission standards, Fiat Chrysler is still in the thick of its own... read more February 12, 2018 by


 
2018 Kia Niro Plug-In Hybrid charging at office park, Santa Cruz, California, Dec 2017

US climate action requires electric cars; utilities doing their part already

The subject of carbon dioxide emissions is hardly a simple one, especially when it comes to electric cars. They may not have tailpipes, but the electricity generated in order... read more January 30, 2018 by


 
Coal trains by Flickr user Kimon Berlin (Used under CC License)

Trump promised to save the coal industry; it hasn't happened

You may recall that President Donald Trump made some ambitious and audacious campaign promises about his plans to revive America's dwindling coal industry. Two weeks ago, The... read more January 30, 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


 
U.S. Capitol Building

California talks to DC regulators on emission, fuel-economy rules Trump wants to cut

As automakers await the National Highway Traffic Safety Administration's new fuel-economy rules for 2022 through 2025, due March 30, regulators from California and Washington... 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


 
2018 Kia Niro Plug-In Hybrid charging at Crevier BMW, Santa Ana, California, Dec 2017

Number of electric cars California needs to cut 2030 emissions unclear: 4 million or 7 million?

One of California's largest electricity producers recently published a white paper that analyzed how the state will achieve its 2030 greenhouse-gas targets—and it... 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


 

 
 

 
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