The ABCs of pollution: Atmospheric brown clouds threaten environment, quality of life in China

This was originally posted on December 11 at  TheCityFix.com:
By Erica Schlaikjer
Man-made clouds of pollution, stretching from Beijing to New Delhi, are threatening the water and food security in Asia, according to a recent report from the United Nations Environment Programme.
These massive brown plumes of smog - known as atmospheric brown clouds or “ABCs” - consist [...]