An architect and technical Consultant, Sarang is an alumnus of JJ College of Architecture, Mumbai. Settled in Pune since 1987, he is a member of the Planning Committee for the Development Plan of Pune City (Old Limits). For the last 13 years Sarang has been studying issues related to Punes rivers; specifically, the water carrying capacity and pollution due to untreated sewage, encroachments on the riverbeds, and analysis of the Pune Municipal Corporations proposed ‘River Navigation project’. Sarang has filed various cases before the National Green Tribunal (NGT) to save Punes rivers, and won a case against the PMC in the NGT and the Supreme Court against the construction of an 80-foot wide road on the Mutha riverbed.