Hry govt floats tender for 21 AQI stations in NCR districts

The Haryana government earlier this week floated a tender for the installation of 21 Continuous Ambient Air Quality Monitoring Stations (CAAQMS) across the state’s National Capital Region (NCR) districts, officials of the Haryana State Pollution Control Board (HSPCB) said on Thursday

Raccontata dahindustantimes.com