India, April 2 -- In an ongoing survey of all ready-mix concrete (RMC) plants in Pune and Pimpri-Chinchwad cities to check for any air pollution caused and environmental norms violated by these plants, the Maharashtra Pollution Control Board (MPCB) has issued closure notices to at least 11 plants and show cause notices to around 17 plants for not complying with the environmental norms. The survey was initiated on March 15 and so far, MPCB officials have visited nearly 100 RMC plants to check whether (or not) they are violating consent norms and causing air pollution in the atmosphere.

About the action, J S Salunkhe, regional officer, MPCB, said, "The board has observed that PM (particulate matter) 2.5 and PM 10 levels have increased sign...