In 2000, the place was adopted by the Military Road Residents Welfare Association (MRRWA), which has played an enormous role in the overall development of Marol
Bharat Van Udyan in Marol was transformed from an abandoned quarry to a thriving public park

Bharat Van Udyan in the western suburbs of Mumbai was transformed from an abandoned quarry to a public park by the local community. Located at Customs Colony in Marol under Andheri East, the park has earned rave reviews.
https://indianexpress.com/article/cities/mumbai/mumbai-greens-bharat-van-udyan-marol-transformed-an-abandoned-quarry-thriving-public-park-8062186/
Source: The Indian Express