Exposure to air pollution may cause small, abnormal-shaped sperm: Study
PM 2.5 is the term used for air pollution containing the smallest of particles, those measuring 2.5 microns in diameter or less.
Nov 22, 2017, 13:56 PM ISTBeing landlocked makes Delhi's air pollution worse
Air pollution has been placed in the top ten health risks faced by human beings globally.
Oct 30, 2015, 14:43 PM IST