China pollution levels hit 20 times safe

Read the full news item from the internet and write an essay of not more than two thousand words (2,000 words) on that news item.limitAFP;, Friday 10 October 2014 09.14 BSTVisibility dropped dramatically as small pollutant particles reached dangerous levelsin northern China?s Hebei province.Days of heavy smog shrouding swathes of northern China pushed pollution to morethan 20 times safe levels on Friday, despite government promises to tackleenvironmental blight.Visibility dropped dramatically as measures of small pollutant particles known asPM2.5, which can embed themselves deep in the lungs, reached more than 500micrograms per cubic metre in parts of Hebei, a province bordering Beijing.The World Health Organization?s guideline for maximum healthy exposure is 25.?From:

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