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Beijing issues first orange pollution warning amid smog crisis
2014-02-22 11:17:00| Climate Ark Climate Change & Global Warming Newsfeed
Blue and Green: Beijing has issued a three-day emergency pollution alert, warning residents to keep outdoor activities to a minimum and ordering some industries to limit production. The Chinese capital issued its first ever orange alert the second most severe ranking out of four in a recently introduced pollution monitoring plan on Thursday. The move followed the detection of the particulate matter PM2.5 at a concentration of 237 micrograms per cubic metre nine times the levels recommended as being safe...
Tags: issues
orange
warning
crisis
Category:Electronics and Electrical