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Current Affairs for 31 October 2025

Solid Waste Management in India

(UPSC GS Paper-3 – Environment | Urban Governance | Sustainable Development)

India is moving rapidly toward urbanization — by 2030, nearly 40% of the country’s population will reside in cities. However, this urban growth is also generating a mountain of solid waste. Each Indian citizen generates an average of 0.45–0.5 kg of solid waste per day. Across the country, about 62 million tonnes of solid waste are generated annually —but only 70% is collected, and less than 25% is scientifically processed or disposed of. This scenario poses a major challenge for public health, the environment, and urban management.

“Waste is not a problem, it is a resource — we just need the wisdom to recognize it.”

Definition of Solid Waste Management

Solid Waste (SW) refers to solid materials generated from human activities that require collection, transportation, treatment, or disposal. It includes:

  • Household waste
  • Commercial and industrial waste
  • Biodegradable and non-biodegradable materials
  • Construction & demolition (C&D) debris
  • Electronic and hazardous waste

Solid Waste Management (SWM) is an integrated process involving collection → segregation → recycling → treatment → and safe disposal of waste materials.

Current Scenario of Solid Waste in India

Indicator

Data / Facts

Annual solid waste generation

62 million tonnes (CPCB, 2023)

Per capita waste generation

0.5 kg/day (average)

Collection rate

70%

Scientific disposal

Only 27%

Biodegradable fraction

50–55%

Major sources

Household, commercial, hospital, industrial

Number of landfill sites

3,100

Number of urban local bodies (ULBs)

4,700 (covered under SWM)

Projection: By 2030, India’s waste generation may reach 165 million tonnes per year (NITI Aayog, 2024).

Legal and Policy Framework

(a) Solid Waste Management Rules, 2016

Key Features:

  1. Segregation at Sourcemandatory division into wet, dry, and household hazardous waste.
  2. Focus on Circular Economy promote recycling, reuse, and waste-to-energy initiatives.
  3. Institutional Responsibilityhotels, hospitals, offices, and housing societies must ensure on-site treatment.
  4. Extended Producer Responsibility (EPR)producers are responsible for the lifecycle of their products.
  5. Applicability to Rural Areasrules extended to Gram Panchayats.

(b) Other Related Rules

  • Plastic Waste Management Rules, 2016
  • Construction and Demolition Waste Rules, 2016
  • E-Waste Management Rules, 2016
  • Bio-Medical Waste Rules, 2016

(c) Key Policy Initiatives

  • Swachh Bharat Mission (Urban & Rural)aim for garbage-free cities.
  • Waste-to-Wealth Mission (NITI Aayog)converting waste into energy, bio-fertilizer, and other resources.
  • National Circular Economy Framework (2023)promoting resource efficiency.
  • Namami Gange Mission focus on waste management in cities along the Ganga River.

Solid Waste Management Process Flow

  • Segregation: Wet, dry, and household hazardous waste separation at source.
  • Collection:Door-to-door collection, smart bins, GPS-based monitoring.
  • Transportation: Separate transport vehicles for different types of waste.
  • Processing: Composting, biomethanation, recycling, and waste-to-energy plants.
  • Disposal: Scientific landfills and remediation (bio-mining) of old dumping sites.

Best Practices in India

City

Model

Achievement

Indore (Madhya Pradesh)

Zero Waste City Model

Ranked India’s Cleanest City for 7 consecutive years

Ambikapur (Chhattisgarh)

Source segregation by women SHGs

90% of waste reused or recycled

Pune (Maharashtra)

SWaCH Cooperative (ragpicker organization)

Citizen-participation-based model

Surat (Gujarat)

Waste-to-Compost & Energy Plant

Increased municipal revenue

Alappuzha (Kerala)

Decentralized composting units

Ward-level waste management system

Challenges in SWM

  1. Lack of Source Segregation implemented partially in only about 50% of cities.
  2. Inadequate Infrastructure shortage of transfer stations, treatment plants, and sanitary landfills.
  3. Neglect of Informal Sector waste pickers lack safety, recognition, and social security.
  4. Financial Constraintsmunicipal bodies face budget shortages.
  5. Weak Monitoring & Enforcement poor compliance reporting at CPCB/SPCB levels.
  6. Low Public Awarenesslimited behavioral change among citizens.
  7. Technical Challenges high operating costs and inefficiency in waste-to-energy projects.

Way Forward

  1. Transition to Circular Economy:
    • Adopt the “Waste as Resource” principle – Reduce, Reuse, Recycle (3R).
    • Strict implementation of EPR across industries.
  2. Decentralized Management Models:
    • Ward-level composting and micro-recycling units.
    • Small-scale bio-methanation plants.
  3. Community Participation:
    • Involve women’s groups, NGOs, and local bodies.
    • Promote citizen-led “behavioral change” campaigns.
  4. Financial & Technological Innovations:
    • Use of PPP models, green bonds, and CSR funding.
    • Deployment of IoT-based waste tracking systems.
  5. Regulatory Reforms:
    • Enforce penalties for non-compliance.
    • Regular audits and transparent data portals.

Conclusion

“Waste becomes a problem only where there is a lack of awareness and responsibility.”

Solid Waste Management in India is not merely a cleanliness issue — it is a matter of environmental justice and resource governance. Through sound policies, technological innovation, community participation, and a circular mindset, India can truly move toward a “Zero Waste Nation.”  If every municipal body ensures source segregation and scientific processing by 2030, India could emerge as a global leader in the Zero Waste Economy.

Special Intensive Revision

(Prelims: Indian Polity and Governance - Constitution, Political System)
(Mains, General Studies Paper 2: Indian Constitution - Historical Underpinnings, Evolution, Features, Amendments, Significant Provisions and Basic Structure, Separation of Powers among Various Components, Dispute Redressal Mechanisms and Institutions)

Context

  • The Election Commission of India (ECI) has launched a Special Intensive Revision (SIR) of electoral rolls covering 51 crore voters in 12 states and union territories to ensure the accuracy and correctness of electoral rolls.
  • This is the first nationwide SIR since 2002-2005, aimed at eliminating duplicate, migrated, or ineligible entries (voters) and verifying voter eligibility.

Background and Significance

Evolution of SIR

  • The ECI The ECI order (June 2025) makes it mandatory for all registered voters to fill out new enumeration forms, while voters added after the last thorough revision (2002-2005) will have to submit eligibility and citizenship documents.
  • The first phase began in Bihar, where assembly elections are being held. It served as a pilot model for future nationwide implementation.

Constitutional and Legal Basis

  • The ECI cited Article 326 of the Constitution to justify the confirmation of eligibility (not the cancellation of citizenship).
  • The process is governed by the Representation of the People Act, 1950. It ensures free and fair elections, one of the fundamental features of the Constitution.

SIR The Need for

  • Political parties have repeatedly complained about "inaccuracies" in the voter list:
  • Migration and multiple registrations
  • Non-removal of dead voters
  • Incorrect inclusion of non-citizens
  • The SIR has been conducted eight times since 1951, and the last thorough revision was between 2002-2005, after  which only summary revisions have been conducted.

Current SIR Coverage and Implementation

  • States and Union Territories Covered: The SIR will be conducted in Andaman and Nicobar Islands, Chhattisgarh, Goa, Gujarat, Kerala, Lakshadweep, Madhya Pradesh, Puducherry, Rajasthan, Tamil Nadu, Uttar Pradesh, and West Bengal.
  • Key Dates:
    • Enumeration Period: Beginning November 4, 2025
    • Draft Roll Publication: December 9, 2025
    • Final Roll Publication: February 7, 2026
  • Excluded States: Assam has been excluded due to the ongoing NRC process and separate provisions of the Citizenship Act.

Operational Details

Enumeration Process

  • 5.33 lakh Booth Level Officers (BLOs) will conduct door-to-door verification.
  • All voters must submit enumeration forms by December 4 to remain on the draft roll.
  •  Eligibility proof is required for those whose names are not included in the SIR roll for the years 2002-2005.

Accepted Documents

  • 13 types of documents are accepted, including Aadhaar and extracts from the SIR roll of Bihar.
  • Aadhaar will be used only for identity verification, not for citizenship proof.
  • Voters born after July 1, 1987, will be required to provide proof of parental eligibility.

Special Cases and Administrative Coordination

Bihar Experience

  • Bihar's SIR ended on September 30, 2025, with the number of voters declining by 6% to 74.2 million.
  • No appeals were filed against the decisions of the Electoral Registration Officer (ERO).
  • This model will guide the second phase of the SIR.

State-Specific Considerations

  • Migration to urban areas like Delhi and Chandigarh has led to lower engagement with the older population.
  • Weather conditions and local body elections also influenced state selection and timelines.

Challenges and Related Controversies

  • Legal Challenge: The Supreme Court is hearing petitions questioning:
    • The ECI's authority to verify the citizenship of registered voters
    • The process followed in Bihar's SIR
  • Political Opposition:
    • The Chief Minister of West Bengal has called it a "backdoor NRC."
    • However, the ECI maintains that constitutional bodies will perform their respective roles independently.
  • Administrative: Strict deadlines and document verification could burden BLOs and EROs.
  • Social: Citizens risk being disenfranchised if they lack documentary proof.

Way Forward

  • Transparency and Technology: Using voter portals to help citizens locate outdated voter list entries
  • Electoral Inclusiveness: Clean voter lists can reduce fraudulent voting and increase public confidence.
  • Awareness Campaigns: Ensuring public participation and timely documentation
  • Data Synchronization: Integrating digital databases to prevent duplication
  • Periodic SIRs: Institutionalizing regular in-depth revisions to maintain credibility
  • Stakeholder Engagement: Institutionalizing consultations with political parties, civil society, and local administrations before implementation
    • Legal Clarity: Seeking guidance from the Supreme Court to define the ECI's powers under Article 326 and the Representation of the People Act, 1950.
    • Facilitating Document Access: Simplifying and digitizing the process of submitting eligibility proof, especially in rural and migrant-heavy areas.
  • Phased implementation: Instead of implementing it across the country at one go, it will be implemented gradually state-by-state.

Conclusion

  • SIR of voter lists is a major administrative reform to restore public confidence in the electoral process.
  • By verifying eligibility and updating voter lists, the Election Commission aims to strengthen democratic legitimacy.
  • However, political concerns and legal scrutiny highlight the delicate balance between ensuring voter integrity and protecting voter rights.

Dilmun Civilization

(Preliminary Examination: Current Events of International Importance)
(Mains Examination, General Studies Paper 1: Key Aspects of Art Forms, Literature, and Architecture in Indian Culture from Ancient to Modern Times)

Context

Recently, one of the most significant mysteries in decades has been unraveled on Failaka Island, Kuwait. A 4,000-year-old temple belonging to the mighty Bronze Age Dilmun (Dilmun/Telmun) civilization has been discovered here.

Points Related to the Recent Discovery

  • This extraordinary discovery by a joint archaeological team from Kuwait and Denmark is actually the second temple found at the same location, confirming that the island was a much more important religious and administrative center than previously believed.
  • The discovery includes the complete layout of the ancient structure, seals, and pottery, enriching the picture of ancient Gulf trade and faith.
  • The layered nature of this temple makes this discovery truly remarkable. The complete layout of this Bronze Age temple was found located directly beneath another Dilmun temple, discovered only last year.
  • This confirms a rare architectural phenomenon:
    • The construction of two temples in succession at the same site
    • The construction period for both dates back approximately 4,000 years, specifically between 1900 and 1800 BCE
  • The floor layout and central chamber structure closely resemble ritual buildings found in Bahrain and eastern Arabia. These sites are also associated with the Dilmun religious heritage.

About the Dilmun Civilization

  • Dilmun was a civilization located in the eastern part of the Arabian Peninsula. This civilization was primarily located in Bahrain, as well as on Failaka Island in Kuwait.
  • It also had a presence in the Eastern Province of Saudi Arabia, Qatar, Oman, and the Iranian coast near the Persian Gulf.
  • Although it was a very ancient civilization, it is much less well-known than the four cradles of civilization in the ancient world: Mesopotamia, Ancient Egypt, the Indus Valley Civilization, and the Yellow River Civilization.

Origin and Development

  • The Dilmun Civilization first flourished as a minor trading center at the end of the fourth millennium BCE, approximately between 3200 and 3000 BCE.
  • By the beginning of the third millennium BCE, it had developed into a recognized power in the region.
  • Dilmun served as a central point for trade between two of the greatest ancient civilizations: Mesopotamia (modern Iraq) and the Indus Valley Civilization (modern Pakistan and India).
  • Copper, pearls, and other goods passed through Dilmun, making it a wealthy and powerful place.

Supporting the Supply of Copper

  • One of Dilmun's most important roles was providing copper. During the Bronze Age, copper was an important metal used for tools, weapons, and art.
  • Dilmun helped supply this vital metal to Mesopotamia, which needed it for its growing cities and armies.

Reasons for Decline

  • After 1600 BCE, the empire began to decline and, like many other empires, gradually collapsed. It was eventually absorbed into Mesopotamia and Persia.
  • ​​Archaeologists have discovered several ancient sites in Bahrain and Kuwait that match Dilmun's description. These sites include ancient settlements, burial mounds, and artifacts such as unique stamp seals.

Importance of Failaka Island in Ancient Times

  • Failaka Island lies at a strategic maritime crossroads between Mesopotamia, eastern Arabia, and the nearby Indus Valley. During the Bronze Age, this civilization served as an important intermediate point on long-distance trade routes, facilitating the exchange of copper, textiles, pottery, pearls, and precious stones.
  • It was likely used for:
    • As a ritual center for community and religious ceremonies
    • As a settlement with administrative significance rather than a temporary occupation
    • As a meeting place for traders and travellers
  • This discovery also shows that long before the rise of the Arab states, the Gulf region was not secondary, but firmly integrated into global trade networks.
  • Dilmun is mentioned in ancient Mesopotamian writings as a mythical land of purity, water, and life, often described as prosperous, peaceful, and spiritually significant.

About Failaka Island

  • Failaka Island is an island located in the Persian Gulf. The island is located 20 km off the coast of Kuwait City. It is currently part of Kuwait.
  • Failaka Island is located 50 km southeast of where the Tigris and Euphrates rivers flow into the Persian Gulf. The earliest recorded presence on the island in the modern era is that of Sheikh Musaid al-Azami of the al-Awazim tribe.

Water Recycling & Reuse in India

"The water crisis of the future is not merely a crisis of scarcity, but a failure to reuse."

India is the 13th most water-stressed country in the world (World Resources Institute, 2023). Major metropolitan cities — Delhi, Chennai, Bengaluru, and Hyderabad — already face severe water stress. In such a scenario, water recycling and reuse have become essential components of sustainable development. This concept forms the foundation of a Circular Water Economy"where every drop is reused, and even wastewater becomes a resource."

Present Scenario of Water Use and Wastewater in India

Indicator

Fact

Share of agriculture in total water use

85%

Urban wastewater generation

72,000 MLD (Million Litres per Day)

Reuse of treated wastewater

Only 30%

India’s 2031 target

50% reuse of wastewater

Top water-stressed states

Tamil Nadu, Rajasthan, Haryana, Maharashtra, Gujarat

Global ranking (WRI)

13th among 189 countries

According to NITI Aayog’s Composite Water Management Index (2023)By 2030, India’s water demand will be twice the available supply.

Concept of Water Recycling and Reuse

Term

Meaning

Recycling

Treating used water and reusing it for the same purpose (e.g., industrial process water).

Reuse

Using treated wastewater for other purposes (e.g., irrigation, landscaping, cleaning).

Fit-for-Purpose Approach

Treating water only to the level required for its intended use — neither more nor less.

Major Sectors of Water Reuse

Sector

Example / Use

Industrial

Cooling or process water in thermal power plants, textile and refinery sectors.

Urban

Parks, green belts, road dust control, fire stations, construction works.

Agriculture & Peri-urban

Irrigation in farms around cities.

Groundwater Recharge

Discharge of treated water into percolation tanks or recharge wells.

Household Level

Use of greywater (bath, laundry) for gardening or toilet flushing.

Government Initiatives & Policies in India

Initiative / Policy

Objective

National Water Policy (2012)

Mandates recycling and reuse across all sectors.

AMRUT Mission

Promotes wastewater treatment and reuse in urban areas.

AMRUT 2.0

Focuses on 100% sewage treatment and reuse.

National Framework for Safe Reuse of Treated Water (2021)

Provides guidelines and quality standards for reuse.

Ministry of Jal Shakti (MoJS)

“Reuse of Treated Wastewater” policy; target of 50% reuse.

State Policies

Tamil Nadu (2019), Gujarat (2018), Maharashtra (2020), West Bengal (2020) — implemented “Treated Wastewater Policies.”

Best Practices

(1) Chennai (Tamil Nadu)

  • India’s first city to implement a wastewater reuse policy.
  • Uses 120 MLD of treated wastewater daily in thermal and petrochemical industries.

(2) Surat (Gujarat) Model

  • Surat Municipal Corporation supplies 115 MLD of treated water to industries.
  • Generates an annual revenue of 30 crore.

(3) New Delhi – DJB Initiative

  • Delhi Jal Board has installed 37 STPs; treated water is used in parks and golf courses.

(4) Tiruppur (Tamil Nadu)

  • Recycles 130 MLD of industrial wastewater daily — India’s “Zero Liquid Discharge” model.

Benefits of Water Recycling and Reuse

(1) Environmental Benefits

  • Reduces pollution pressure on rivers, lakes, and groundwater.
  • Less burden on urban drainage systems.

(2) Economic Benefits

  • Reduces industrial water costs; generates municipal revenue.
  • Converts wastewater into an economic resource.

(3) Social Benefits

  • Mitigates urban water scarcity; provides alternate water to low-income communities.
  • Advances the goal of the “Right to Clean Water.”

(4) Ecological Benefits

  • Stabilizes groundwater levels; improves river ecology.

Key Challenges

Challenge

Description

Inadequate STP Capacity

Only 40% of wastewater is treated; 60% remains untreated and flows into rivers.

Lack of Standards and Monitoring

Quality norms vary across states; weak enforcement systems.

Social Reluctance

Public perception of treated water as unsafe.

Weak Financial Models

Limited funds for operation and maintenance.

Institutional Coordination Gap

Poor coordination among municipalities, industries, and state agencies.

Technological Inequality

Lack of modern treatment facilities in Tier-2/3 cities.

Way Forward

  1. Implement Fit-for-Purpose StandardsDefine quality levels for agriculture, industry, and municipal uses.

  2. Promote Private Investment & PPP Models Encourage “Water-as-a-Service” in industries and municipalities.

  3. Develop Integrated Data & Monitoring SystemsCreate a GIS-based “National Wastewater Inventory Portal.”

  4. Enhance Public Awareness & Water LiteracyLaunch campaigns like “Reuse Every Drop.”

  5. Introduce Revenue-Based Incentives – Provide tax rebates to industries using treated water.

  6. Foster InnovationAdopt decentralized STPs, Nature-based Solutions (NBS), and constructed wetlands.

  7. Ensure State Policy Uniformity Formulate a “National Reuse Policy 2030” with common standards.

Conclusion

"If water can be reborn after every use — then the age of scarcity will turn into the age of abundance."

  • Water recycling and reuse represent India’s most effective pathway toward “Water Self-Reliance.”
  • It is both an instrument of environmental conservation and an economic opportunity.
  • The future demands a shift from Linear Water Use to a Circular Water Economywhere every drop finds a second life.
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