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Swiss study finds that studies on air pollution that ignore impact of noise overestimate effects of pollution on heart attacks

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Air pollution and transportation noise are both associated with an increased risk of heart attacks. However, studies on air pollution which do not take into account traffic noise tend to overestimate the long-term effect of air pollution on heart attacks, according to a study conducted by the Swiss Tropical and Public Health Institute.

Pollution 236
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Study associates long-term exposure to air pollution with increasing emphysema

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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. This work in the MESA Air study was led at the University of Washington.

Pollution 223
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Latest GHG Inventory shows California remains below 2020 emissions target; much steeper rate of GHG reductions required

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The California Air Resources Board released GHG emissions data for 2018 showing that emissions remain below 1990 levels but are effectively flat compared to 2017, while the economy grew by 4.3%. Total statewide 2018 GHG emissions were 425.3 million metric tons between 2017 and 2018, the first such decline since 2013.

2020 221
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TOAR shows present-day global ozone distribution and trends relevant to health; public database

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Ozone levels across much of North America and Europe dropped significantly between 2000 and 2014. People living in parts of southern Europe, South Korea and southern Japan and China also experienced more than 15 days a year of ozone levels above 70 ppb. Source: University of Leicester. Click to enlarge. TOAR is not just a report.

Ozone 255
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California ARB posts discussion document for developing Advanced Clean Transit (ACT) regulation

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Mandate a fraction of bus purchases to be zero emission technology starting in 2018, and set a goal of complete transit fleet transition to zero emission technologies by 2040. This work will be completed as part of development of the Advanced Clean Transit regulatory proposal. Source: ARB. Click to enlarge. Background.

Clean 150
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Roskill expects only 3.2% reduction in shipping emissions of spodumene concentrate by 2030; order of magnitude below IMO ambition

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Shipping emissions form a significant part of the commodity supply chain’s carbon footprint, particularly for those commodities reliant on the mass transport of low-grade ores and concentrates. This highlights the benefits increased economies of scale would have on this part of the spodumene supply chain, Roskill said. Background Data.

Emissions 418
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Empa researchers investigate release of micro-rubber particles from tires into environment

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Although the presence of microplastics in the environment is raising concerns, the amount of microplastics in air and water is small compared to another polymer that pollutes air and water: micro rubber. Empa researchers have now calculated that over the last 30 years, from 1988 to 2018, 219?±?22 2019.113573.