Activists pointed out that clean-up drives will not help unless the authorities put an end to littering at beaches. File pic for representation

The regular clean-up drives at Versova beach and the Dahisar and Gorai mangroves are a step in the right direction, but environmental activists warn that it is not nearly enough. Mumbai NGO Vanashakti has now filed a petition with the National Green Tribunal (NGT), suggesting that nets be installed at the end of storm water drains and creeks to prevent plastic waste from drifting into the sea.