Carbon Footprint

 
2020 Mazda electric car to share Toyota underpinnings, technology

2020 Mazda electric car to share Toyota underpinnings, technology

Mazda is a tiny carmaker on a global scale, producing just 1.6 million vehicles a year. It competes with four companies (GM, Nissan-Renault, Toyota, and VW Group) that each sell around 10 million a year, as well as numerous other smaller makers still larger than Mazda. In a world where reducing the... read more

September 14, 2017 by -
 
Electric cars dominate U.S. climate-friendly vehicles  [data: U.S. EIA; map: Climate Central]

Electric cars are cleaner than hybrids in most places: mapped once again for your convenience

The question is a reasonable one: electric cars may be zero-emission, but what about the electricity to recharge them? While renewable energy is growing globally, burning... read more May 31, 2017 by


 
Volkswagen Golf uses 27.5 percent less water

VW to cut environmental impact of carmaking by 45 percent

In the wake of its diesel emission scandal, Volkswagen has done its best to portray itself as a cleaner, more thoughtful automaker. Part of the damage control plot includes a... read more May 30, 2017 by


 
Chrome exhaust pipe

Ruling that EPA must regulate carbon emissions: now 10 years old

Anniversaries often provide an opportunity to reflect on important past events, review what has happened since, and reflect upon the future. April 2 of this year marks the... read more May 11, 2017 by


 
2015 Hyundai Tucson Fuel Cell, 2016 Toyota Mirai at hydrogen fueling station, Fountain Valley, CA

Energy use for hydrogen fuel-cell vehicles: higher than electrics, even hybrids (analysis)

It's now clear that the zero-emission vehicles of the future will be powered by electric motors. The electricity to power those motors, however, will come from one of two... read more May 4, 2017 by


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

The day without coal: Britain's first one since 1882

The Industrial Revolution that started around 1750 in England was powered largely by coal. With Watt's invention of the steam engine and the emergence of railways in the... read more April 24, 2017 by


 
Cooling tower at power plant, by Flickr user Paul J Everett (Used under CC License)

Trump can't affect global climate-change progress, says Mayor Bloomberg

Former New York City mayor Michael Bloomberg has gone on record saying publicly what most analysts have discussed privately: the notion that Washington can direct the energy... read more April 11, 2017 by


 
2017 Hyundai Ioniq Electric

ACEEE issues latest list of 'Greenest' and 'Meanest" vehicles

Measuring the energy efficiency of a new vehicle is one thing, but ascertaining its overall environmental impact can be more complex. A debate still rages over the overall... read more February 14, 2017 by


 
mercedes benz bicycle 007

Electric cars vs bicycles: which has a higher carbon footprint?

Electric cars are simply nicer and calmer to drive than conventional cars, and as their prices fall, that may be what will lure mass-market buyers over time. But they have... read more February 3, 2017 by


 
2016 Chevrolet Volt

Challenging Arthur Little study on electric-car emissions: questionable assumptions

Transitions into new technologies always generate confusion and misinformation, and certainly that has been the case with modern electric cars. Buyers, automakers, and... read more January 19, 2017 by


 
2017 Chrysler Pacifica

Chrysler Pacifica Hybrid: lifetime carbon emissions 24 percent lower vs standard minivan

Cars that run entirely or partly on electricity from a battery pack have no tailpipe emissions, but to judge their overall impact, you have to look at lifetime... read more January 10, 2017 by


 
Oil well (photo by John Hill)

Ending $4 billion U.S. oil, gas drilling subsidies would have low impact: study

U.S. subsidies to the oil and gas industries are often a flashpoint among electric-car advocates and environmentalists. They see a conflict in the government providing... read more August 10, 2016 by


 
2016 Nissan Leaf

How much do electric cars really pollute, even without tailpipes?

Personal automobiles have given hundreds of millions of people the great luxury of a convenient and comfortable mode of transportation. But there's no escaping that... read more August 3, 2016 by


 
2006 Toyota Prius and 2015 Nissan Leaf  [photo: John C. Briggs]

Nissan Leaf electric vs Toyota Prius hybrid: which is lower on cost, emissions?

Sometimes, when tucking in for the evening, you can't help but wonder: did I really make the right choice? Could I have done better? Even now, could I still do better? This... read more June 21, 2016 by


 
Neste renewable-diesel Superlite Coupe

Renewable diesel: 90 percent lower carbon emissions than regular diesel, Neste claims

The lifecycle carbon emissions of renewable diesel fuel are significantly lower than those of conventional diesel, says a new study from a company that sells the renewable... read more May 17, 2016 by


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

What is a carbon tax and how would it work? A primer

One new policy measure that could get companies to cut their carbon emissions is to put a price on those emissions. Such a "carbon tax" is enthusiastically supported by many... read more May 11, 2016 by


 

 
 

 
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