Steps to control pollution in Delhi

New Delhi: A worker sprays water at a demolition site to control air-pollution, at GPRA Sewa Sadan Netaji Nagar in New Delhi, Sunday, Oct. 11, 2020. (PTI Photo/Kamal Singh)
New Delhi: A worker operates an anti-smog gun at a demolition site to control air-pollution, at GPRA Sewa Sadan Netaji Nagar in New Delhi, Sunday, Oct. 11, 2020. (PTI Photo/Kamal Singh)
New Delhi: A worker sprays water at a demolition site to control air-pollution, at GPRA Sewa Sadan Netaji Nagar in New Delhi, Sunday, Oct. 11, 2020. (PTI Photo/Kamal Singh)