India, Oct. 7 -- The Gautam Budh Nagar's District Ganga Committee (DGC) has asked all civic and government departments to file proof-based reports by October 20 about the steps taken to prevent waste discharge into rivers and tributaries, officials said on Monday, adding that the direction is part of the ongoing review under the National Mission for Clean Ganga (NMCG).

The order calls for mapping of all drains (nullahs) that empty into the Hindon and its feeder channels, and demands details of solid and liquid waste management at the local level.

"The idea is to identify every point where untreated waste might be entering the river system and plug it with evidence-backed monitoring. All departments have been instructed to ensure that no...