New Delhi Crippled by Pollution, Forcing Closure of Schools and Power Plants. New Delhi saw levels of PM2.5 soar to over 900 micrograms per cubic meter. That's more than 90 times the level considered safe by the World Health Organization and 15 times the Indian government's norms • /r/worldnews

New Delhi Crippled by Pollution, Forcing Closure of Schools and Power Plants. New Delhi saw levels of PM2.5 soar to over 900 micrograms per cubic meter. That's more than 90 times the level considered safe by the World Health Organization and 15 times the Indian government's norms (nbcnews.com)

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