China factory fire hidden by thick smog: media

A factory fire in eastern China went unnoticed for three hours because of the thick smog that blanketed large stretches of the country this week, state media said Tuesday.

Hong Kong clean air targets fail to impress

Environmentalists on Wednesday expressed disappointment at new clean-air targets for Hong Kong, as research showed pollution-related illnesses killed more than 3,000 residents a year.

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