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UB study finds link between ambient ozone exposure, artery wall thickness

Green Car Congress

Long-term exposure to ambient ozone appears to accelerate arterial conditions that progress into cardiovascular disease and stroke, according to a new University at Buffalo study. Atherosclerosis refers to the build-up of plaque, or fatty deposits, in the artery walls, which, over time, restricts blood flow through the arteries.

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UNEP study: small number of measures targeting black carbon and tropospheric ozone could yield immediate climate benefits

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Global benefits from full implementation of the identified measures in 2030 compared to the reference scenario. Black carbon and tropospheric ozone are harmful air pollutants that also contribute to climate change. Summary for decision makers of the integrated assessment of black carbon and tropospheric ozone.

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Fast action on black carbon, ozone and methane could help limit global temperature rise to 2 degrees C

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Global benefits from full implementation of the identified measures in 2030 compared to the reference scenario. Fast action on pollutants such as black carbon, ground-level ozone and methane may help limit near term global temperature rise and significantly increase the chances of keeping temperature rise below 2 °C (3.6 °F)—and

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New international Climate and Clean Air Coalition to focus on reduction of short-lived climate pollutants

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Global benefits from full implementation of measures for reduction of short-lived climate pollutants in 2030 compared to the reference scenario. The Climate and Clean Air initiative is expected to expand rapidly to include at least 40 countries in the first two months. for 2030 and beyond. Source: UNEP. Click to enlarge.

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Colorado approves goal to make 82% of car sales electric by 2032

Teslarati

The Colorado Air Quality Control Commission adopted the Colorado Clean Cars standard on Friday, directing manufacturers to make 82 percent of all light-duty vehicles sold electric by 2032, as detailed in a press release. states, it does represent the latest development in the state’s efforts to boost low- and zero-emission vehicle sales.

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International study identifies 14 key measures to reduce methane and black carbon emissions; reduction in projected global mean warming of ~0.5 °C by 2050

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National benefits of the CH 4 plus BC measures versus the reference scenario. Methane is both a potent greenhouse gas and an important precursor to ground-level ozone. Ozone, a key component of smog and also a greenhouse gas, damages crops and human health. Source: Shindell et al. Click to enlarge.

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EPA proposes stringent new emissions standards for light-, medium-, heavy-duty vehicles for MY 2027 and beyond

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The proposal retains the proven regulatory design of previous EPA standards for light-duty vehicles, but leverages advances in clean car technology to further reduce both climate pollution and smog- and soot-forming emissions. EPA is also proposing to eliminate commanded enrichment for ICE-powered vehicles for power and component protection.

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