emissions
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The more electricity EVs consume from a dirty grid, the bigger their carbon footprint; EV efficiency is important.
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Ford, BMW, VW, Honda, Volvo back California emissions authority in legal challenge
The automakers face off versus a coalition of 17 state governments opposing a significant portion of the auto industry and rallying for greater emissions
Stephen Edelstein -
Report: California drought will increase CO2 cost of the electricity EVs plug into
The state's hydropower generating capacity is nearly half that of normal conditions, forcing California to rely on more carbon-intensive sources for a greater amount of its grid mix
Stephen Edelstein -
EVs might emit more brake dust, which the EU is stepping up to regulate
Even though EVs use the friction brakes less, some data suggests they generate more brake dust—and the EU is looking to contain that.
Stephen Edelstein -
Bigger batteries in EVs could lead to colossal boost in particulate emissions—from tires, study suggests
Emissions Analytics performed chemical analysis of hundreds of new tires and now concludes tire-wear particulate emissions are 1,850 times greater than tailpipe particulate emissions.
Stephen Edelstein -
Poorly timed traffic lights add to greenhouse gas emissions: Here's an estimate of how much
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.
Stephen Edelstein -
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.
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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 -
Do tighter federal heavy-duty truck emissions standards look beyond internal combustion?
Environmental groups claim the EPA's proposed standards should do more to encourage deployment of electric trucks.
Stephen Edelstein -
Relatively simple strategies like smart charging and time-of-use rates will help smooth utilities' loads and get the most from renewables.
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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 -
Should more regulatory responsibility for carbon reduction fall on oil companies?
So much of the responsibility for CO2 reductions is falling on the auto industry. Should more of it rest on the oil industry?
Stephen Edelstein -
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.
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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 -
EU proposes 2035 as the end date for internal combustion cars
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.
Stephen Edelstein