Over 80 percent of the world's city dwellers breathe poor quality air, increasing their risk of lung cancer and other life-threatening diseases, a new World Health Organization (WHO) report warned Thursday. “Urban air pollution continues to rise at an alarming rate, wreaking havoc on human health,” Maria Neira, the head of WHO's department of public health and environment, said in a statement. The UN agency's latest air pollution database reveals an overall deterioration of air in the planet's cities, and highlights the growing risk of serious health conditions also including stroke and asthma.
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80 percent of world’s city dwellers breathing bad air: UN
