Northern China chokes under severe pollution

Tens of millions of people across northern China were under severe pollution warnings Tuesday, with authorities urging them to reduce outdoor activities as a grayish smog enveloped the region.

Can a $20 billion bet wean Indonesia off coal?

Less than a year after it was announced, a $20 billion bet to wean Indonesia off coal is mired in controversies over financing and the construction of new plants to power industry.

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