As China cleans up its act, India's cities named the world's most polluted

As China cleans up its act, India's cities named the world's most polluted
India's capital city of New Delhi, choked by rising automobile emissions and construction dust, was named the world's most polluted megacity by the World Health Organisation. The WHO analysed the levels of the pollutant PM10 in the air in cities with populations above 14 million between 2010 and ...

热门帖子