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Air pollution kills 3.3 million a year globally, but much of it traced to farms, study says | Canada's National Observer: News & Analysis
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Course:ECON371/UBCO2010WT1/GROUP6 - UBC Wiki
Confluence Mobile - RIT Wiki
The other reason to shift away from coal: Air pollution that kills thousands every year
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IWDW (Intermountain West Data Warehouse)
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Air Pollution - How It's Caused & How We Can Do Better - BetterEarth.com
Pollution control | Wikipedia audio article - YouTube
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File:Air pollution.jpg - Wikimedia Commons
EPA backs Trump-era plan for air pollution in Mountain West - E&E News
