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California ARB releases final version of proposed update to Climate Change Scoping Plan; LEV IV

Green Car Congress

the final version of the proposed First Update to the Climate Change Scoping Plan (First Update). Achieving our long-term climate goal and 2032 ozone standards will require a much deeper penetration of ZEVs into the fleet. The California Air Resources Board (ARB) has released. The draft version was released in February.

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Study associates long-term exposure to air pollution with increasing emphysema

Green Car Congress

Long-term exposure to ambient air pollutants, especially O 3 (ozone), is significantly associated with increasing emphysema, according to a new study led by the University of Washington, Columbia University and the University at Buffalo. The annual averages of ozone levels in study areas were between about 10 and 25 ppb.

Pollution 223
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EPA, NHTSA issue One National Program Rule; EPA withdraws CA waiver for GHG and fuel economy

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The California waiver authority exists because California has uniquely difficult problems with ozone-forming pollutants. The California waiver authority does not exist to allow California to address national and global issues such as climate change. Earlier post.)

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US and UK researchers report direct measurement of key atmospheric reactant; more rapid formation of secondary aerosols

Green Car Congress

The researchers believe the measurements will substantially impact the understanding of atmospheric chemistry mechanisms—in particular, in the more rapid formation of secondary aerosols, important in the formation of local smog as well as in global climate change. Carl Percival. —Welz et al. —Marston (2012).

Ozone 268
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Climate Expert: Don't Call It Geoengineering

Cars That Think

The leaders of the world have just returned from the UN's latest climate change summit, COP26 , in which the countries that have signed on to the Paris Agreement upped their commitments to fight climate change. IEEE Spectrum : What role does Silver Lining play in climate research or advocacy? In 2015, the U.S.

Climate 144
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Cummins CTO John Wall receives California’s premier air quality award

Green Car Congress

Haagen-Smit Clean Air Awards are given annually to individuals who have made significant lifetime contributions toward improving air quality and climate change science, technology and policy, furthering the protection of public health. John Wall, Vice President and Chief Technical Officer of diesel engine manufacturer Cummins Inc.,

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Test of Planet-Cooling Scheme Could Start in 2022

Cars That Think

Up there, 10 to 50 kilometers above the Earth’s surface, ozone molecules absorb the sun’s ultraviolet light, protecting life far below. Even less is understood about the potential risks to people and the environment—could the particles deplete the ozone layer, for example, or significantly alter the weather?

Ozone 121