New York hit just 41 on that scale Monday. Last winter, Beijing saw similarly dangerous levels of pollution that kept many children out of school for weeks and made face masks a regular sight on the street. (Via Sky News)
China's government has announced some steps to combat all this pollution — though it will take five years and more than $800 billion, with $167 billion of that going to Beijing alone. (Via TIME)
All this is the result of massive industrial growth with few restrictions over the last couple decades. In January, Beijing announced it would for the first time restrict its number of new factories to help curb pollution.
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