What is the common examiner trap about Environment in UPSC exams?

They may confuse the parent ministry (MoEFCC designated it, but CMLRE is under Ministry of Earth Sciences). They might swap 'High Seas Treaty' objectives or mix up dates for UNCLOS (1982/1994) and CBD (1992/1993). A common trap is stating that all deep-sea organisms are fast-growing and recover quickly from disturbance (they are actually slow-growing and vulnerable).

What should UPSC aspirants remember about Environment for Prelims?

1. Target this Data: Deep sea is ocean regions below about 200 meters. 2. Target this Nodal Body: Centre for Marine Living Resources & Ecology (CMLRE) under Ministry of Earth Sciences. 3. Target this Legal Point: Biological Diversity Act, 2002 is the enabling law for the repository designation.

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News 5 of 22

MoEFCC Designates CMLRE's 'Bhavasagara' as National Repository for Deep-Sea Fauna Under Biological Diversity Act, 2002

Q: Under which Ministry does the Centre for Marine Living Resources & Ecology (CMLRE), which houses the 'Bhavasagara' repository, operate?

Ministry of Earth Sciences (MoES), The article explicitly states that CMLRE is a premier institute under the Ministry of Earth Sciences, Government of India. MoEFCC designated the repository, but CMLRE's parent ministry is MoES.

Q: Consider the following statements regarding the National Repository for Deep-Sea Fauna: 1. It was designated under the provisions of the Biological Diversity Act, 2002. 2. It is established to act as the custodian for new deep-sea species discovered within Indian waters. 3. Its primary objective is to promote deep-sea mining for mineral resources. Which of the statements given above is/are correct?

Both 1 and 2, Statement 1 is correct as the designation is under the Biological Diversity Act, 2002. Statement 2 is correct as the repository is vested with the authority to hold type specimens for new species. Statement 3 is incorrect; the repository's objectives are preservation, study, and documentation, not promoting mining, which is actually a threat mentioned in the article.

Q: According to the article, what percentage of Earth's habitable space does the deep sea constitute?

90-95%, The article states: "It constitutes nearly 90–95% of Earth’s habitable space." This is a key factual data point about the significance of the deep-sea biome.

Q: What is one of the key threats to deep-sea biodiversity highlighted in the article?

The commencement of deep-sea mining, The article explicitly lists deep-sea mining as a threat, stating: "The deep sea is threatened by the commencement of deep-sea mining." The other options are not mentioned as threats; deep-sea organisms are slow-growing, and the environment has low sunlight and high pressure.

Environment Science & Tech Intl. RelationsHIGH

Target:UPSC GS-IIIMPSCTeachingSSC GAPrelims HighMains HighStatic GK Link

04 Apr 2026

~2 min

Source: Indian Express

Key Data:Deep sea below 200 meters90-95% of Earth's habitable spaceHigh Seas Treaty entered force 17 January 2026

Bodies:MoEFCCCMLREMoES

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~2 min · Quick mode

What This Article Covers

1.The Ministry of Environment, Forest and Climate Change (MoEFCC) designated the Centre for Marine Living Resources & Ecology's (CMLRE) 'Bhavasagara' Referral Centre as a National Repository for Deep-Sea Fauna.

2.The designation, made under the Biological Diversity Act, 2002, aims to preserve, study, and document India's deep-sea biological heritage, acting as custodian for new species and fostering taxonomy expertise.

3.This move aligns with India's commitment to marine biodiversity conservation and the sustainable use of ocean resources, linking to international frameworks like UNCLOS, CBD, and the High Seas Treaty.

The Big Picture

Prelims · HighMains · High

India has established its first National Repository for Deep-Sea Fauna, 'Bhavasagara', under the Biological Diversity Act, 2002. This centralizes custody of deep-sea specimens and genetic data, strengthening India's blue economy framework and supporting the UN Decade of Ocean Science.

Exam Lens

Quick Exam Facts From News

Repository Name'Bhavasagara' Referral Centre

Designating MinistryMoEFCC (Ministry of Environment, Forest and Climate Change)

Parent InstituteCMLRE (Centre for Marine Living Resources & Ecology)

Legal ProvisionBiological Diversity Act, 2002

Deep Sea DefinitionOcean regions below about 200 meters

Habitable Space90-95% of Earth's habitable space

High Seas Treaty Entry17 January 2026

1-Minute Revision

›Repository Name: 'Bhavasagara' Referral Centre
›Designating Ministry: MoEFCC (Ministry of Environment, Forest and Climate Change)
›Target this Data: Deep sea is ocean regions below about 200 meters.
›Target this Nodal Body: Centre for Marine Living Resources & Ecology (CMLRE) under Ministry of Earth Sciences.
›Target this Legal Point: Biological Diversity Act, 2002 is the enabling law for the repository designation.

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News Snapshot

🏛️

National Repository Established

MoEFCC designated CMLRE's 'Bhavasagara' as the National Repository for Deep-Sea Fauna under the Biological Diversity Act, 2002.

🌊

Deep Sea Significance

The deep sea (below 200m) constitutes 90-95% of Earth's habitable space and is crucial for climate regulation and marine food webs.

⚖️

International Frameworks

The repository aligns with global ocean governance frameworks: UNCLOS, CBD, UN Fish Stocks Agreement, SDG 14, and the High Seas Treaty.

Detailed Analysis & Strategic Depth

Context / Background

India's deep-sea exploration and conservation efforts have gained momentum with initiatives like the Deep Ocean Mission. The Biological Diversity Act, 2002, enacted to implement the UN Convention on Biological Diversity (CBD), provides the legal framework for conserving biodiversity and ensuring equitable benefit sharing. The creation of a national repository is a strategic step to institutionalize these efforts and build a scientific foundation for the blue economy.

Core Analysis & Implications

The 'Bhavasagara' repository centralizes the custody of taxonomically identified voucher specimens and their genetic data (like DNA sequences). This creates a foundational resource for future scientific research, enabling the study of deep-sea ecosystems which are sources of potential medicines and industrial compounds. It also establishes India's sovereign capacity to manage and benefit from marine genetic resources within its jurisdiction, a key aspect of the High Seas Treaty's objectives.

Future Outlook / Way Forward

The repository will focus on capacity building in deep-sea taxonomy, supporting the UN Decade of Ocean Science (2021-2030). It positions India to actively participate in and shape the rules for deep-sea mining and marine genetic resource exploitation under the newly enforced High Seas Treaty. Future steps include expanding specimen collections, fostering international collaborations, and integrating repository data with national policy for sustainable ocean management.

Strategic Linkage to Examiner's Focus

Examiners frequently link domestic policies to international treaties and sustainable development goals. This news connects India's national action (Bhavasagara) to global frameworks (CBD, UNCLOS, High Seas Treaty, SDG 14). Understanding this linkage is crucial for Mains answers on environmental governance and international law.

Key Facts at a Glance

Repository Name'Bhavasagara' Referral Centre

Designating MinistryMoEFCC (Ministry of Environment, Forest and Climate Change)

Parent InstituteCMLRE (Centre for Marine Living Resources & Ecology)

Legal ProvisionBiological Diversity Act, 2002

Deep Sea DefinitionOcean regions below about 200 meters

Habitable Space90-95% of Earth's habitable space

High Seas Treaty Entry17 January 2026

You've read the full analysis. Now test your understanding.

Practice exam-style questions based on this article.

Q1Static LinkageEasyUPSC, SSC

Under which Ministry does the Centre for Marine Living Resources & Ecology (CMLRE), which houses the 'Bhavasagara' repository, operate?

Q2Statement-basedHardUPSC

Consider the following statements regarding the National Repository for Deep-Sea Fauna:

1. It was designated under the provisions of the Biological Diversity Act, 2002.

2. It is established to act as the custodian for new deep-sea species discovered within Indian waters.

3. Its primary objective is to promote deep-sea mining for mineral resources.

Which of the statements given above is/are correct?

Q3Data-centricMediumUPSC, SSC

According to the article, what percentage of Earth's habitable space does the deep sea constitute?

Q4Application/ImpactMediumUPSC, SSC

What is one of the key threats to deep-sea biodiversity highlighted in the article?

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MoEFCC Designates CMLRE's 'Bhavasagara' as National Repository for Deep-Sea Fauna Under Biological Diversity Act, 2002

Exam Lens

Quick Exam Facts From News

1-Minute Revision

News Snapshot

National Repository Established

Deep Sea Significance

International Frameworks

Detailed Analysis & Strategic Depth

Context / Background

Core Analysis & Implications

Future Outlook / Way Forward

Strategic Linkage to Examiner's Focus

Prelims Flashpoints

Key Facts at a Glance