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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. In some parts of Asia, Africa and South America, the researchers identified data gaps which prevented them from characterizing ozone pollution exposure patterns. Source: University of Leicester. Click to enlarge. TOAR is not just a report.

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Study finds rising temperatures increase risk of unhealthy ozone levels absent sharp cuts in precursors

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Ozone pollution across the continental United States will become far more difficult to keep in check as temperatures rise, according to new work led by the National Center for Atmospheric Research (NCAR). Ozone pollution also damages crops and other plants. Scenario A2 and RCP 8.5. Ozone formation.

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Critical review finds actual measurement data on segments of natural gas lifecycle sparse or lacking

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Between 2000 and 2011, the number of producing gas wells in the US increased by 50%, reaching 514,637. Air monitoring during these operations can help ensure emissions management strategies are effective and exposure to air pollutants, including silica, are kept to a minimum. jobs vs environmental stewardship). —Moore et al.

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Devil in the Details: World Leaders Scramble To Salvage and Shape Copenhagens UNFCCC Climate Summit

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Jacobson first showed in 2000 that black carbon was the second-leading cause of global warming after carbon dioxide in terms of radiative forcing and, in 2002, that its control would be the most effective method of slowing warming. ºC in 2050, as compared to 2000 temperatures. ºC in 2020, and 2.3 ” [ 21 ].

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