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Study concludes environmental regulations drove steep declines in US factory pollution even with increased production

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The federal Clean Air Act and associated environmental regulations have driven steep declines in air pollution emissions over the past several decades, even as US manufacturers increased production, according to a study by two University of California, Berkeley, economists. —Joseph Shapiro, co-author. —Reed Walker.

Pollution 199
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Study finds damage due to premature mortality from PM2.5 decreased >20% from 2008 to 2014

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related damages, researchers from Carnegie Mellon University and Stanford have found that, US-economy-wide, gross external damage (GED) due to premature mortality has decreased by more than 20% from 2008 to 2014. Indeed, farms have become the largest contributor to air pollution damages from PM2.5 In a new study of PM 2.5

2008 223
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UB study reveals effect of pollution in humans at level of metabolites

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A new University at Buffalo (UB) study based on levels before, during and after the Beijing Olympics has shown how air pollution affects the human body at the level of metabolites. Metabolites are small molecules that are the end products of environmental exposures, such as air pollution, and body metabolism.

Pollution 230
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Studies find global COVID-19 lockdowns have significantly reduced PM2.5 and NO2 pollution, but ozone up

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Levels of two major air pollutants have been reduced significantly since lockdowns began in response to the COVID-19 pandemic, but a secondary pollutant—ground-level ozone—has increased in China, according to new research. Ozone is harmful to humans at ground-level, causing pulmonary and heart disease.

Ozone 291
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Fossil Fuel Production Up in 2008 Despite Recession

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World production of fossil fuels—oil, coal, and natural gas—increased 2.9% in 2008 to reach 27.4 Continuing a decade-long trend, most of the growth was in the Asia-Pacific region, where production grew 6.3%. Coal has led the growth in fossil fuel production. Oil production reached 10.7 in 2008 to reach 7.6

2008 150
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WHO: Air pollution levels rising in many of the world’s poorest cities

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More than 80% of people living in urban areas that monitor air pollution are exposed to air quality levels that exceed World Health Organization (WHO) limits, according to the organization. Global urban air pollution trends. While all regions of the world are affected, populations in low-income cities are the most impacted.

Pollution 150
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California Governor signs new super-pollutants legislation into law; black carbon, fluorinated gases and methane

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signed SB 1383 , establishing the nation’s toughest restrictions on super pollutants including black carbon, fluorinated gases and methane. Sources of these super pollutants include petroleum-based transportation fuels, agriculture, waste disposal and synthetic gases used in refrigeration, air conditioning and aerosol products.

Pollution 150