A groundbreaking analysis of satellite data from 1 June to 31 August this year reveals the world’s largest NO2 air pollution hotspots across six continents in the most detail to date. Greenpeace analysis of the data points to coal and transport as the two principle sources of air pollution, with Mpumalanga
in South Africa topping the chart as the world’s largest NO2 hotspot across six continents. Nitrogen Dioxide (NO2) is a dangerous pollutant in and of itself and also contributes to the formation of PM2.5 and ozone, two of the most dangerous forms of air pollution.
“It has been reported before that the Witbank area has the world’s dirtiest air, and now this analysis of high tech satellite data has revealed that the Mpumalanga province is the global number one hotspot for NO2 emissions. This confirms that South Africa has the most polluting cluster of coal-fired power stations in the world which is both disturbing and very scary” said Melita Steele, Senior Climate and Energy Campaign Manager for Greenpeace Africa.
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