Oceanography & Marine Resources22 Concepts & Facts

What Is Blue Economy? Ocean Resources, Deep Ocean Mission & India Facts

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The concept of the Blue Economy represents a transformative shift in how human societies interact with oceanic ecosystems. Originally conceptualized in 2010 by Belgian economist Gunter Pauli and subsequently standardized by international bodies like the World Bank, the Blue Economy is defined as the "sustainable use of ocean resources for economic growth, improved livelihoods, and jobs while preserving the health of ocean ecosystems." Moving fundamentally beyond conventional "brown" exploitation of marine waters—which often prioritized rapid extraction through overfishing and polluting offshore industrialization—the Blue Economy incorporates ecological stewardship, renewable marine energy, circular economy principles, and low-carbon maritime transport.

For India, the Blue Economy is not merely an environmental concept; it represents a primary strategic engine of national economic growth and geopolitical security. India possesses a vast coastline spanning 7,516.6 kilometers (including 5,422 km of mainland coast and 2,094 km across island territories), encompassing nine coastal states and four union territories. Under the United Nations Convention on the Law of the Sea (UNCLOS), India commands an Exclusive Economic Zone (EEZ) exceeding 2.37 million square kilometers, rich in living marine resources, hydrocarbon reserves, and seabed mineral wealth. Approximately thirty percent of India's population inhabits coastal zones, directly depending on marine biodiversity, artisanal fisheries, and maritime trade. In addition, maritime commerce anchors India's integration into global trade, with over ninety-five percent of national merchandise trade by volume and sixty-eight percent by value moving through ocean routes.

The strategic development of India's Blue Economy rests upon several flagship government initiatives. To modernize maritime logistics, the Sagarmala Programme focuses on port-led industrialization, coastal shipping, and seamless multimodal connectivity across twelve Major Ports and over two hundred non-major ports. In fisheries, the Pradhan Mantri Matsya Sampada Yojana (PMMSY) promotes sustainable modern aquaculture, cold-chain infrastructure, and deep-sea fishing. For cutting-edge oceanography, the Union Cabinet approved the transformative Deep Ocean Mission (DOM) under the Ministry of Earth Sciences. The mission is developing "MATSYA 6000"—an indigenous human-occupied submersible designed to carry three scientists to depths of 6,000 meters to explore deep-sea biodiversity and harvest polymetallic nodules (rich in nickel, cobalt, copper, and manganese) in the Central Indian Ocean Basin, allocated under contract by the International Seabed Authority (ISA). Together with offshore wind development, ocean thermal energy conversion (OTEC), and maritime domain awareness under the SAGAR doctrine (Security and Growth for All in the Region), the Blue Economy is central to India's vision of becoming a developed nation.

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The term "Blue Economy" was coined and conceptualized in 2010 by Belgian economist Gunter Pauli.

The World Bank defines the Blue Economy as the sustainable use of ocean resources for economic growth, jobs, and ocean ecosystem health.

India possesses a total coastline of 7,516.6 kilometers, covering 9 coastal states and 4 union territories.

India commands an Exclusive Economic Zone (EEZ) of over 2.37 million square kilometers under UNCLOS.

Over 95% of India's foreign trade by volume and 68% by value is transported via maritime shipping corridors.

Approximately 30% of India's population resides in coastal areas, heavily reliant on coastal and marine livelihoods.

India is the world's second-largest fish producer, contributing around 8% to global fish production.

The Pradhan Mantri Matsya Sampada Yojana (PMMSY) was launched in 2020 with an outlay of ₹20,050 crore to modernize marine and inland fisheries.

The Sagarmala Programme is the government's flagship initiative for port-led development, coastal economic zones, and logistics modernization.

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India possesses 12 Major Ports and over 200 notified non-major (minor) intermediate ports.

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The Deep Ocean Mission (DOM) was approved by the Union Cabinet in 2021 under the Ministry of Earth Sciences with an outlay of ₹4,077 crore.

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Under DOM, India is indigenously developing "MATSYA 6000," a human submersible capable of descending to ocean depths of 6,000 meters.

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The International Seabed Authority (ISA) has allocated India an exploration area of 75,000 sq km in the Central Indian Ocean Basin for Polymetallic Nodules.

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Polymetallic nodules (PMN) on the ocean floor contain critical strategic metals: Nickel, Cobalt, Copper, and Manganese.

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India is also developing technologies to extract Polymetallic Sulphides (PMS) containing gold, silver, and zinc from hydrothermal vents in the Indian Ocean.

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Ocean Thermal Energy Conversion (OTEC) exploits the temperature difference between warm surface waters and cold deep waters to generate clean electricity.

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The National Institute of Ocean Technology (NIOT) operates a low-temperature thermal desalination (LTTD) plant at Kavaratti, Lakshadweep.

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The Ministry of Earth Sciences released India's draft National Blue Economy Policy outlining seven key operational pillars.

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The Blue Economy aligns directly with United Nations Sustainable Development Goal 14 (Life Below Water).

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The SAGAR doctrine (Security and Growth for All in the Region), unveiled in 2015, shapes India's maritime vision across the Indian Ocean.

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Marine spatial planning (MSP) is being implemented by India in coastal regions like Puducherry and Lakshadweep in collaboration with Norway.

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Offshore wind energy projects are being advanced along the coasts of Tamil Nadu and Gujarat, targeting up to 37 GW of offshore wind capacity.

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Educator's Insight

The Blue Economy refers to the sustainable use of ocean and marine resources for economic progress, better livelihoods, and healthy marine ecosystems. First popularized by economist Gunter Pauli, the concept is especially relevant for India, which possesses a vast coastline exceeding 7,500 kilometers and an Exclusive Economic Zone of over 2.3 million square kilometers. From offshore energy and deep-sea mining to sustainable fisheries and maritime shipping, ocean resources fuel national development.

For UPSC Mains and Prelims, examiners often test India's marine initiatives and economic data. Remember key government schemes: the Sagarmala Programme targets port-led industrial growth, while the Pradhan Mantri Matsya Sampada Yojana supports fisheries modernization. In SSC and state exams, watch for question traps regarding marine trade: over ninety-five percent of India's foreign trade by volume moves via sea. Also review the Deep Ocean Mission and its manned submersible, Samudrayaan, for science and technology sections.

What Is Blue Economy? Ocean Resources, Deep Ocean Mission & India Facts

Key Concepts & Self-Assessment22 Key Facts

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