Delhi: Air quality 'very poor' on Republic Day, breaches safety levels by up to three

[ahlam1399]

During the parade hours, the level of particulates violated safe standards by up to three times when thousands thronged Rajpath for Republic Day celebration.

أكثر... ( http://zeenews.india.com/environment/delhi-air-quality-very-poor-on-republic-day-breaches-safety-levels-by-up-to-three-times_1970896.html )