UPSC Notes

Urban Water Pollution and River Rejuvenation in India

PYQs

8

Articles

1

Momentum

21

Phase IFoundation

Background

Overview

This concept addresses critical environmental challenges in urban areas, public health concerns, governance issues in managing urban waste, and the importance of sustainable urban development. It highlights the need for integrated approaches to urban water body management.

Rapid urbanization and industrialization have led to severe pollution of urban rivers and canals, primarily due to untreated sewage and industrial effluents. This environmental degradation poses significant public health risks, ecological damage, and impacts the utility of these water bodies, necessitating comprehensive rejuvenation efforts.

Phase IIStatic core

Facts & tables

Key facts

Sources of Pollution

Urban waterways like the Buckingham Canal and Cooum river are heavily polluted by untreated sewage and factory effluents.

Impacts

Pollution leads to bad odour, ecological damage, and renders water bodies unusable for transport, recreation, and other purposes.

Institutional Responsibility

Chennai Municipal Corporation (now Greater Chennai Corporation) and Chennai Metrowater are key agencies responsible for urban waste and sewage management.

Remedial Measures

Efforts include studies, desilting programs, and installation of trash barriers to reduce plastic leakage and improve water quality.

Reference table

Static syllabus anchors

TypeReference
Conceptual areaEnvironmental Governance
Conceptual areaPublic Health
Conceptual areaSustainable Development

Reference table

Institutions & roles

BodyRole
Greater Chennai CorporationManages urban waste and infrastructure
Chennai MetrowaterManages water supply and sewage
Public Works Department (PWD)Implements infrastructure projects
Phase IIIExam lens

Prelims angle

Overview

Prelims angle: Multi-statement analysis

Prelims angle: Institutional roles and functions

Quick revision

  • Urban waterways face severe pollution from sewage/effluents.
  • Impacts: bad odour, ecological damage, loss of utility.
  • Key agencies: Municipal Corporations, Water Boards.
  • Solutions: waste treatment, desilting, trash barriers.
  • Crucial for public health and sustainable urban living.

High-confidence PYQs

Topic timeline

Environmental GovernancePublic HealthSustainable Development

Buckingham Canal back in the limelight

26 Aug 2026 · Urban water bodies like the Buckingham Canal face severe pollution from sewage and industrial waste, highlighting the need for effective waste management, inter-agency coordination, and sustained river rejuvenation programs to restore ecological balance and utility.

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Related topics

Current topic

Urban Water Pollution and River Rejuvenation in India

Practice writing on this topic

UPSC has asked 8 linked questions on Urban Water Pollution and River Rejuvenation in India in Mains. Write an answer to one — and get it evaluated.

UPSC Prelims PYQs on Urban Water Pollution and River Rejuvenation in India

Practice official previous year questions asked by UPSC related to this concept.

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