Top 9 Most Polluted Cities in the World
| May 22, 2015
As pollution levels around the world continue to rise, many scientific organizations are pushing for stronger regulations and higher taxes on the nations responsible for the most pollution globally. Here are nine of the cities that have the highest pollution levels in the world:
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Delhi, India
Currently ranked #1 in percentage of particulate matter most harmful to human health, New Delhi’s pollution is primarily caused by coal-based energy and car and truck emissions. No wonder — there are an average of 1400 new cars added to the roads of New Delhi every day.
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