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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.

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Global study links daily exposure to ozone pollution to increased risk of death

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Daily exposure to ground level ozone in cities worldwide is associated with an increased risk of death, according to the largest study of its kind, published in an open-access paper in The BMJ. Ground level ozone is a highly reactive gas commonly found in urban and suburban environments, formed when pollutants react in sunlight.

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Study links ambient PM2.5 and ozone specifically caused by vehicle exhaust emissions to ~361,000 premature deaths worldwide in 2010 and ~385,000 in 2015

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and ozone deaths, associated mortality rates, and population in G20 economies in 2015. and ozone worldwide in 2010 and ~385,000 in 2015, equivalent to 11.7% and ozone premature deaths in 2010 and 11.4% and ozone concentrations from transportation emissions resulted in 7.8 and ozone deaths in 2015, broken out by subsector.

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Study Finds Ozone, Nitrogen Change the Way Rising CO2 Affects Earths Water

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Through a recent modeling experiment, a team of NASA-funded researchers have found that future concentrations of carbon dioxide and ozone in the atmosphere and of nitrogen in the soil are likely to have an important but overlooked effect on the cycling of water from sky to land to waterways. Cronin, J. Melillo, D. Kicklighter, C.

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UN Review of Recent Climate Research Concludes That Impacts Of Climate Change Coming Faster Than Anticipated

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Recent findings show that warming extends well to the south of the Antarctic Peninsula, to cover most of West Antarctica, an area of warming much larger than previously reported. The hole in the ozone layer has had a cooling effect on Antarctica, and is partly responsible for masking expected warming on the continent.

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Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel

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Brazil, the largest and most populous country in South America, was importing 80% of its oil and 40% of its foreign exchange was used to pay for that imported oil. When the car is filled at the pump, an internal system analyses the mix of the two fuel types and adjusts accordingly. 40 CFR § 80.27 Pursuant to 40 CFR § 80.27(a)(2):

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Climate Expert: Don't Call It Geoengineering

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Wanser: We start from the point of view of public safety, which is a concept in international environmental law and environmental law in the United States. Wanser: One of them is in the Pacific off the west coast of North America, another is off the west coast of South America, the third is off the coast of southern Africa.

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