New Delhi: Delhi Environment Minister Manjinder Singh Sirsa on Wednesday said all states in northern India participated in a meeting led by Union Environment Minister Bhupender Yadav this morning. After the meeting, the operation of anti-smog guns, mechanised road sweepers, and water sprinklers has been announced in Delhi, Noida, Ghaziabad, Faridabad, Gurgaon, and Greater Noida..
