India, Dec. 29 -- The Nagpur and Thane municipal corporations have emerged as the worst performers in Maharashtra in terms of the gap between solid waste generation and its actual processing, according to a recent affidavit submitted by the Swachh Maharashtra Mission to the principal bench of the National Green Tribunal (NGT).

By contrast, Pune district presents a mixed and somewhat surprising picture. According to the affidavit, Pune city and most rural areas of the district have reported almost no gap between waste generation and processing, suggesting that on paper, the city's waste management systems are functioning efficiently. However, this trend does not extend uniformly across the district.

The affidavit, filed as part of the st...