Record-levels of smog in New Delhi making ‘the invisible killer, a visible killer’: UN expert

The unbearable levels of air pollution in India’s New Delhi, declared a public health emergency by the local government as of Monday, have made “the invisible killer, visible”. 
That’s from Valentin Foltescu, Senior Programme Management Officer for the UN Environment Programme in India, UNEP, who said that current levels of toxic particles in the capital are 40 times higher than the upper limit of exposure, recommended by the World Health Organization (WHO). 
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