emissions
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Well-timed signals can have a significant impact on emissions—equivalent to the CO2 absorbed by a forest 3.3 times the size of Atlanta, according to Inrix.
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Steeper fleet fuel economy standards finalized, will bring more hybrids and EVs sooner
The mpg standards are a step steeper than an original proposal. Arriving at an effective 49 mpg, they boost fleet efficiency by 8% to 10% annually for model years 2023-2026.
Bengt Halvorson -
Automakers back EPA rules, amid opposition from 16 states and ethanol interests
Texas and 15 other states, along with ethanol groups, have challenged the EPA's emissions rules under the Biden administration
Stephen Edelstein -
Feds reinstate higher fines for automakers failing to meet mpg standards
It's been a long time coming. Enforcement had been delayed after automaker lobbying, triggering a lawsuit from California.
Stephen Edelstein -
Coal rebound: Global CO2 emissions were at a record high in 2021
Coal accounted for 40% of the overall increase in global CO2 emissions in 2021, according to the IEA—a factor affecting electric vehicles' overall impact.
Stephen Edelstein -
Ethanol producers, states join opposition to stricter Biden emissions and mpg standards
Producers argue that the new rules exceed the EPA's authority because they effectively force automakers to produce electric cars
Stephen Edelstein -
Environmental groups claim the EPA's proposed standards should do more to encourage deployment of electric trucks.
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More EVs likely means less pollution from utilities, not more: Here's why
Relatively simple strategies like smart charging and time-of-use rates will help smooth utilities' loads and get the most from renewables.
Stephen Edelstein -
EPA power to reel in coal power emissions challenged, now elevated to Supreme Court
The Supreme Court made an unexpected decision to hear a case from the coal industry, challenging the EPA's authority to shift to less-polluting power generation sources.
Stephen Edelstein -
Analysis: Tesla could get "a lucrative revenue stream" from credit sales with Biden mpg standards
Stricter standards on the U.S., Europe, and China could provide strong revenue for EV makers—especially Tesla.
Stephen Edelstein -
California no longer shuns GM, as automaker complies with its emissions rules
It stopped buying state vehicles from GM in 2019, when the automaker sided with the Trump administration in a challenge to the state's right to set its own emissions rules.
Stephen Edelstein -
Goodyear shows how to make tires with less petroleum, emissions
A tire concept uses 70% sustainable materials—including carbon black derived from a process creating hydrogen gas from natural gas.
Stephen Edelstein -
So much of the responsibility for CO2 reductions is falling on the auto industry. Should more of it rest on the oil industry?
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DOE: Smaller SUVs are better for the environment, EVs and PHEVs better yet
Given typical driving patterns, there isn't a single gasoline vehicle you can buy today that, on a national basis, promises to be cleaner than an all-electric one.
Stephen Edelstein -
Automakers will soon pay steeper fines for gas-guzzling fleets under Biden, after Trump break
The NHTSA under President Biden will resume the higher fine schedule for gas-guzzling fleets approved in 2016. Should they be applied retroactively?
Bengt Halvorson -
Study links fine particulate tailpipe pollution to dementia, Alzheimer's
Dementia is the latest health issue potentially tied to the fine particulate emissions produced by vehicle tailpipes.
Stephen Edelstein -
Report: Biden rules will support 40% EVs by 2030, outdo Obama targets for mpg
The U.S. EPA is reportedly on the verge of revealing a plan for tougher annual efficiency increases that would eventually exceed Obama-era targets.
Stephen Edelstein -
Study busts myth about EV greenhouse gas emissions and dirty grids
Another study confirms that electric vehicles are cleaner over their lifecycles than cars powered by internal combustion engines.
Stephen Edelstein -
Tightening rules for plug-in hybrids by 2030 and an ell-electric new-car fleet are part of proposed rules in Europe—but 27 member nations will need to approve.
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Green payback: How long will new EVs take to be cleaner than gasoline models?
It doesn't take EVs long to make up for their higher carbon emissions from manufacture, U.S. DOE modeling and analysis helps show.
Stephen Edelstein -
Ford F-150 Lightning: 85-mpg gasoline vehicle footprint, will keep getting cleaner with the grid
The global warming emissions advantages of big electric trucks might be seen as even more pronounced next to gasoline models.
Stephen Edelstein -
Minnesota adopting California electric car rules, will bring more EVs to Midwest
If Clean Cars Minnesota is enacted, Minnesota would follow California's stricter emissions rules mandating electric vehicles.
Stephen Edelstein -
Stellantis won't need Tesla emissions credits: EV maker set to lose hundreds of millions
Tesla might find another taker for its EU credits, but without FCA's thirsty lineup they'll be a harder sell.
Stephen Edelstein -
EPA plans to reinstate California emissions authority, seeks public input
With the NHTSA, it proposes to rescind rules that took away California's authority to set its own emissions framework and to mandate EVs.
Stephen Edelstein