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Type: Prelims Only

  • Wildlife Conservation Efforts

    Centre clears exploratory drilling in Hollongapar Gibbon Sanctuary

    National Parks/WSPrelims Only | Enviro & Biodiversity | Mains Paper 3: Conservation, Environmental Pollution & Degradation, Eia

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Hollongapar Gibbon WLS

    Why in the News?

    Exploratory drilling for oil and gas has been approved within the eco-sensitive zone surrounding the Hollongapar Gibbon Wildlife Sanctuary.

    About the Hollongapar Gibbon WLS

    • Hollongapar Gibbon Wildlife Sanctuary was initially established as Hollongapar Reserve Forest in 1997 and renamed in 2004.
    • It is the only habitat for hollock gibbons in India.
    • Located in Assam, with the Bhogdoi River along its northern boundary.
    • Biome classified as plains alluvial semi-evergreen forests with patches of wet evergreen forests.
    • Flora:
      • Upper canopy: Dominated by Hollong trees (Dipterocarpus macrocarpus), Sam, Amari, Sopas, Bhelu, Udal, and Hingori.
      • Middle canopy: Features Nahar trees.
      • Lower canopy: Composed of evergreen shrubs and herbs.
    • Fauna:
      • Primates: Includes Hoolock Gibbons, Bengal Slow Loris (only nocturnal primate in Northeast India), stump-tailed macaques, northern pig-tailed macaques, eastern Assamese macaques, rhesus macaques, and capped langurs.
      • Other mammals: Indian elephants, tigers, leopards, jungle cats, wild boars, civets, squirrels, and more.

    About the Hoolock Gibbons:

    • Gibbons are the smallest and fastest apes, and they inhabit tropical and subtropical forests across Southeast Asia.
    • It is the only ape specie found in India.
    • They possess high intelligence, exhibit distinct personalities, and have strong familial bonds, reflecting characteristics similar to other ape species.
    • The current population of hoolock gibbons is estimated at around 12,000, found primarily in Northeast India, Bangladesh, Myanmar, and southern China.
    • Two distinct species, the eastern hoolock gibbon (Hoolock leuconedys) and the western hoolock gibbon (Hoolock hoolock), were previously reported in India.
    • Conservation Status
      • IUCN Red List: the western hoolock gibbon is classified as Endangered, and the eastern hoolock gibbon is classified as Vulnerable.
      • Both gibbon species in India are placed under Schedule I of the Wildlife (Protection) Act, 1972.

     

    PYQ:

    [2010] Consider the following pairs:

    Protected Area:: Well-known for

    1. Bhitarkanika, Orissa :: Salt Water Crocodile

    2. Desert National Park, Rajasthan :: Great Indian Bustard

    3. Eravikulam, Kerala :: Hoolock Gibbon

    Which of the pairs given above is/are correctly matched?

    (a) 1 only

    (b) 1 and 2 only

    (c) 2 only

    (d) 1, 2 and 3

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  • Innovations in Biotechnology and Medical Sciences

    Second National Gene Bank

    Prelims Only | Science Tech | Mains Paper 3: Awareness in various sc and tech fields

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: First National Gene Bank

    Why in the News?

    As part of the Union Budget 2025-26, Finance Minister announced the establishment of a second National Gene Bank in India.

    About the First National Gene Bank

    • Established in 1996 by the Indian Council of Agricultural Research-National Bureau of Plant Genetic Resources (ICAR-NBPGR) in New Delhi.
    • Functions as India’s primary facility for preserving plant genetic resources (PGRs) to safeguard biodiversity.
    • Operates through 12 regional stations across the country for collection and storage of vital crop germplasms.
    • Preserves 0.47 million accessions (plant material for breeding and research) as of January 15, 2025.
    • Maintains genetic resources using four conservation methods:
      • Seed Genebank (-18°C) – Stores seeds for long-term conservation.
      • Cryogenebank (-170°C to -196°C) – Preserves plant tissues in liquid nitrogen.
      • In-vitro Genebank (25°C) – Maintains plant cultures in controlled environments.
      • Field Genebank – Conserves live plants for breeding and research.
    • Protects diverse crop groups, including cereals, millets, legumes, oilseeds, and vegetables.

    About the Second National Gene Bank

    • It aims to store over 10 lakh germplasm lines to strengthen food and nutritional security.
    • It will complement the first National Gene Bank and expand genetic conservation capacity.
    • It is designed to support both public and private sectors in conserving genetic diversity.
    • Features and Significance:  
      • Largest conservation facility in India, expanding germplasm storage capacity beyond the existing 0.47 million accessions in the first gene bank.
      • Ensures germplasm accessibility for future generations, preventing genetic erosion due to habitat loss or overexploitation.
      • Protects India’s agricultural heritage by preserving native, traditional, and rare plant varieties.
      • Aligns with global conservation efforts, including India’s Seed Vault in Chang La (Ladakh) and the Svalbard Global Seed Vault (Norway).
      • Promotes ex-situ conservation, ensuring crop diversity for future breeding, research, and sustainable farming.

    PYQ:

    [2021] What are the research and developmental achievements in applied biotechnology? How will these achievements help to uplift the poorer sections of society?

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  • Promoting Science and Technology – Missions,Policies & Schemes

    Samudrayaan Project

    Prelims Only | Science Tech | Mains Paper 3: Achievements Of Indians In S&T

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Samudrayaan Project

    Why in the News?

    In a major boost to India’s Deep Ocean Mission, Finance Minister allocated ₹600 crore for the Samudrayaan project under the Union Budget 2025-26.

    About Samudrayaan Project

    • Samudrayaan is India’s first manned deep-sea mission, designed for exploring ocean resources and conducting deep-sea research.
    • It falls under the Deep Ocean Mission (DOM) of the Ministry of Earth Sciences (MoES).
    • The project involves sending scientists in a deep-sea submersible to explore mineral resources and biodiversity at depths of up to 6,000 metres.
    • With this project, India will join an elite group of nations (USA, Russia, China, Japan, and France) capable of deep-sea manned exploration.
    • Aims and Objectives
      • Deep-Ocean Exploration: Study deep-sea resources, including minerals, hydrothermal vents, and marine biodiversity.
      • Technological Development: Advance underwater robotics, deep-sea mining technology, and manned submersible vehicles.
      • Sustainable Resource Utilization: Explore polymetallic nodules, which contain cobalt, nickel, manganese, and copper.

    Significant Features:

    • Manned Submersible: MATSYA 6000:
      • Being developed by the National Institute of Ocean Technology (NIOT), Chennai.
      • Developed under Samudrayaan to carry three crew members for up to 12 hours of exploration (extendable to 96 hours in emergencies).
      • Designed for operation at a depth of 6,000 metres.
      • Equipped with life-support systems and scientific sensors.
    • Exploration of India’s Exclusive Economic Zone (EEZ):
      • Mapping the ocean floor for mineral resources.
      • Conducting geological and environmental studies for sustainable deep-sea mining.

    PYQ:

    [2022] With reference to the United Nations Convention on the Law of Sea, consider the following statements:

    1. A coastal state has the right to establish the breadth of its territorial sea up to a limit not exceeding 12 nautical miles, measured from baseline determined in accordance with the convention.
    2. Ships of all states, whether coastal or land-locked, enjoy the right of innocent passage through the territorial sea.
    3. The Exclusive Economic Zone shall not extend beyond 200 nautical miles from the baseline from which the breadth of the territorial sea is measured.

    Which of the statements given above are correct?

    (a) 1 and 2 only
    (b) 2 and 3 only
    (c) 1 and 3 only
    (d) 1, 2 and 3

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  • Festivals, Dances, Theatre, Literature, Art in News

    [pib] National Mission on Cultural Mapping (NMCM)

    Prelims Only | History | Mains Paper 1: Arts & Culture

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: National Mission on Cultural Mapping (NMCM)

    Why in the News?

    As part of the Azadi Ka Amrit Mahotsav, National Mission on Cultural Mapping (NMCM) introduced the Mera Gaon Meri Dharohar (MGMD) portal in June 2023, facilitating comprehensive documentation of the cultural heritage of 6.5 lakh villages across India.

    About National Mission on Cultural Mapping (NMCM):

    Details Launched by the Ministry of Culture, Government of India and implemented by Indira Gandhi National Centre for the Arts (IGNCA).
    Aims and Objectives
    • Document India’s cultural heritage, including art forms, artists, crafts, and performing arts.
    • Mapping of 6.5 lakh villages across India; Initial focus on Bihar.
    • IT-enabled platform to store and manage cultural data via a web portal and mobile app (Mera Gaon Meri Dharohar).
    Significant Features
    • Database creation for cultural elements like oral traditions, art, customs, festivals, food, and historical landmarks.
    • National Register of Artists and Art Practices for cultural preservation.
    • Raising awareness about cultural heritage’s role in economic development and national unity.
    Initiatives under the Mission
    • Mera Gaon Meri Dharohar (MGMD): Documents villages, focusing on culture, history, and traditions.
    • 7 Categories of Cultural Data: Arts & Crafts, Ecology, Scholastic Traditions, Epics, History, Architecture, and Unique Features.
    • Sanskriti Pratibha Khoj: Identification of traditional artists through cultural mapping.
    • National Cultural Work Place and Outreach: Involves newsletters, magazines, booklets, advertisements, media, and content designing.

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  • NGT issues notice to Centre on use of invasive fish species for mosquito control

    Prelims OnlySpecies | Enviro & Biodiversity | Mains Paper 3: Conservation, Environmental Pollution & Degradation, Eia

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Mosquitofishes

    Why in the News?

    The National Green Tribunal (NGT) has sought a response from the Central government regarding the use of two highly invasive and alien fish species—Gambusia affinis (Mosquitofish) and Poecilia reticulata (Guppy)—as biological agents for mosquito control in multiple states.

    Both species are classified as “invasive and alien” by the National Biodiversity Authority (NBA).

    About Gambusia Affinis (Western Mosquitofish)

    • It has been widely introduced worldwide as a biological control agent to reduce mosquito populations.
    • The mosquitofish primarily feeds on mosquito larvae, small insects, and zooplankton.
    • Despite its intended benefits, Gambusia affinis has been identified as one of the world’s most invasive species.
    • It is highly aggressive and competes with native fish for resources.
    • It also preys on the eggs and juveniles of indigenous fish, amphibians, and invertebrates, leading to a decline in local biodiversity.
    • The Invasive Species Specialist Group (ISSG) has listed it among the 100 worst invasive species globally due to its harmful ecological impact.

    About Poecilia Reticulata (Guppy, Millionfish, Rainbow Fish)

    • Poecilia reticulata, commonly known as the Guppy, Millionfish, or Rainbow Fish, is a small freshwater fish native to Northern South America and the Caribbean.
    • It is widely recognized for its vibrant colors and adaptability, making it a popular choice for both aquarium enthusiasts and mosquito control programs worldwide.
    • It is a highly adaptable species, capable of surviving in a variety of freshwater environments.
    • Guppies are omnivorous, feeding on mosquito larvae, small insects, algae, and organic detritus.
    • Their feeding habits make them a common choice for mosquito control programs, although their effectiveness is still debated.
    • While guppies are less aggressive than mosquitofish, their population growth can still disrupt local ecosystems.

    PYQ:

    [2023] ‘Wolbachia method’ is sometimes talked about with reference to which one of the following?

    (a) Controlling the viral diseases spread by mosquitoes
    (b) Converting crop residues into packing material
    (c) Producing biodegradable plastics
    (d) Producing biochar from thermo-chemical conversion of biomass

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  • Forest Conservation Efforts – NFP, Western Ghats, etc.

    Inland Mangrove of Guneri

    National Parks/WSPrelims Only | Enviro & Biodiversity | Mains Paper 3: Conservation, Environmental Pollution & Degradation, Eia

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Inland Mangrove of Guneri

    Why in the News?

    The Gujarat government has declared the Guneri Inland Mangrove in Kutch as the state’s first Biodiversity Heritage Site (BHS) under The Biological Diversity Act, 2002.

    Inland Mangrove of Guneri

    Quick Facts about Mangroves in India:

    • “Red List of Mangrove Ecosystems” report released on May 22 (International Day for Biodiversity), 2024.
    • India holds 3% of South Asia’s total mangrove cover.
    • Mangrove cover increased by 54 sq km (1.10%), reaching 4,975 sq km (0.15% of India’s total area).
    • West Bengal leads (42.45%), followed by Gujarat (23.66%) and Andaman & Nicobar Islands (12.39%).
    • South 24 Parganas, West Bengal, alone contributes 41.85% of India’s mangrove cover, including Sundarbans National Park.
    • Gujarat recorded the highest increase, adding 37 sq km of mangrove cover.

    About Guneri Inland Mangroves:

    • Guneri Inland Mangroves (32.78 hectares) are a rare and unique mangrove ecosystem located in Kutch district, Gujarat.
    • It is India’s last remaining inland mangrove site and one of only eight such sites globally.
    • Unlike coastal mangroves, which thrive in tidal zones, Guneri mangroves exist inland without direct seawater contact.
    • These mangroves have historical and ecological significance, possibly originating after the Miocene marine transgression or forming along the banks of the ancient Saraswati River in the Great Rann of Kutch.

    Geographical Features:

    • It is located about 45 km from the Arabian Sea and 4 km from Kori Creek.
    • Terrain:
      • Flat land, unlike coastal mangroves that grow in muddy, tidal zones.
      • Devoid of sludge, making it resemble a forest rather than a typical mangrove swamp.
    • Water Source:
      • Thrives on limestone deposits, which help retain groundwater to sustain the mangroves.
      • No direct tidal water influx, relying entirely on underground water connectivity.
    • Biodiversity:
      • Home to 20 migratory bird species and 25 resident migratory avifaunal species.
      • Functions as a vital habitat for local and seasonal wildlife.

    PYQ:

    [2015] Which one of the following regions of India has a combination of mangrove forest, evergreen forest and deciduous forest?

    (a) North Coastal Andhra Pradesh

    (b) South-West Bengal

    (c) Southern Saurashtra

    (d) Andaman and Nicobar Islands

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  • Trade Sector Updates – Falling Exports, TIES, MEIS, Foreign Trade Policy, etc.

    [pib] What is Geo-Economic Fragmentation?

    Prelims Only | Economics | Mains Paper 3: Effects Of Liberalization On The Economy, Changes In Industrial Policy and their effects on Industrial Growth

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Geo-Economic Fragmentation

    Why in the News?

    The Economic Survey 2024-25 highlights the shift from globalization to geo-economic fragmentation (GEF). Countries are now forming economic blocs, with concepts like “friend-shoring” gaining prominence.

    What is Geo-Economic Fragmentation (GEF)?

    • GEF refers to the breakdown of global economic integration, caused by strategic national policies.
    • It involves disruptions in trade, capital flows, foreign direct investment (FDI), and migration.
    • The shift resembles the Cold War era, with countries aligning into economic blocs.
    • Western nations’ imposition of uniform environmental, labor, and social standards has fueled economic divisions.
    • The World Trade Organization (WTO) Trade Monitoring Report (October 2024) recorded:
      • 169 new trade-restrictive measures, affecting $887.7 billion worth of trade.
      • A sharp rise from $337.1 billion in 2023, reflecting escalating protectionism.
    • The IMF notes that trade fragmentation today is costlier than during the Cold War, when global trade was just 16% of GDP.
      • Today, it is 45%, making economic isolation riskier.

    Significance and Impacts of GEF:

    • Decline of Global Trade: WTO reported 169 new trade restrictions covering $887.7 billion in 2023-24, making trade costlier.
    • FDI Relocation: Friend-shoring is concentrating FDI among geopolitically aligned nations, reducing capital for emerging economies.
    • China’s Economic Dominance: Controls 80% of solar panels, 80% of batteries, and 60% of wind energy, reshaping supply chains.
    • Supply Chain Disruptions: Firms are shifting from China to India, Vietnam, and Mexico to diversify risks.
    • Emerging Market Challenges: Increased trade barriers, inflation, and tech restrictions slow down growth.
    • Rise in Economic Nationalism: Nations are prioritizing domestic industries, energy security, and localized production over global collaboration.

    PYQ:

    [2022] Elucidate the relationship between globalization and new technology in a world of scarce resources, with special reference to India.

    [2017] Which of the following has/have occurred in India after its liberalization of economic policies in 1991?

    1. Share of agriculture in GDP increased enormously.

    2. Share of India’s exports in world trade increased.

    3. FDI inflows increased.

    4. India’s foreign exchange reserves increased enormously.

    Select the correct answer using the codes given below:

    (a) 1 and 4 only

    (b) 2, 3 and 4 only

    (c) 2 and 3 only

    (d) 1, 2, 3 and 4

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  • Wetland Conservation

    Four new sites to get Ramsar Tag

    National Parks/WSPrelims Only | Enviro & Biodiversity | Mains Paper 3: Conservation, Environmental Pollution & Degradation, Eia

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Ramsar Wetland sites in India

    Why in the News?

    Ahead of World Wetlands Day (February 2nd), the Environment Ministry announced the inclusion of four new Ramsar sites, bringing India’s total to 89.

    The newly designated sites are Sakkarakottai Bird Sanctuary and Therthangal Bird Sanctuary in Tamil Nadu, Khecheopalri Wetland in Sikkim, and Udhwa Lake Bird Sanctuary in Jharkhand.  With this, Tamil Nadu now has 20 Ramsar sites, the highest in the country, followed by Uttar Pradesh with 10 sites.

    About the Newly Added Ramsar Sites: 

    Description
    Sakkarakottai Bird Sanctuary, Tamil Nadu
    • Location: Ramanathapuram District, Tamil Nadu.
    • Originally an irrigation tank, now a designated bird sanctuary.
    • Recharged by northeast monsoon (Oct-Jan).
    • Supports 42+ bird species, including Spot-billed Pelican, Grey Heron, Little Cormorant, and Black Kite.
    Therthangal Bird Sanctuary, Tamil Nadu
    • Location: Theerthangal Village, Ramanathapuram District, Tamil Nadu.
    • A freshwater ecosystem and an important breeding ground for waterbirds.
    • Recorded 96 bird species across 18 orders and 44 families.
    • Notable species include Oriental Darter, Black-headed Ibis, Asian Woolly-necked Stork, and Spot-billed Pelican.
    Khecheopalri Wetland, Sikkim
    • Location: West Sikkim, near Khecheopalri Village.
    • A sacred lake revered by Buddhists and Hindus.
    • Part of a temperate Himalayan peatland ecosystem, surrounded by broad-leaved mixed temperate forests.
    • Flora: Rich in macrophytes, phytoplankton, and zooplankton.
    • Fauna: Supports fish species like Cyprinus carpio, Danio aequipinnatus, and various migratory birds (Common Merganser, Tufted Duck).
    Udhwa Lake Bird Sanctuary, Jharkhand
    • Location: Sahebganj District, Jharkhand.
    • Comprises two interconnected lakes: Pataura (155 ha) and Berhale (410 ha).
    • Connected to the Ganga River via the Udhuwa Nala (25 km stretch).
    • Pataura Lake depth: ~2 meters; Berhale Lake depth: ~70 cm, covered with aquatic vegetation.
    • Flora: Home to 42 algae species and 36 aquatic macrophytes.
    • Fauna: Habitat for 83 bird species, including the Near Threatened Black-necked Stork and 22 commercially valuable fish species.

     

    PYQ:

    [2019] Consider the following statements:

    1. Under Ramsar Convention, it is mandatory on the part of the Government of India to protect and conserve all the wetlands in the territory of India.
    2. The Wetlands (Conservation and Management) Rules, 2010 were framed by the Government of India based on the recommendations of Ramsar Convention.
    3. The Wetlands (Conservation and Management) Rules, 2010 also encompass the drainage area or catchment regions of the wetlands as determined by the authority.

    Which of the statements given above is/are correct?

    (a) 1 and 2 only

    (b) 2 and 3 only

    (c) 3 only

    (d) 1, 3 and 3

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  • Pharma Sector – Drug Pricing, NPPA, FDC, Generics, etc.

    Cannabis Cultivation in India

    Prelims Only | Agriculture | Mains Paper 3: Major Crops & Cropping Patterns

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Legal status of Cannabis

    Why in the News?

    The Himachal Pradesh Cabinet has approved a pilot study for the controlled cultivation of cannabis for medicinal and industrial purposes.

    Legal Status of Cannabis Cultivation in India:

    • Prohibited for recreational use under the Narcotic Drugs and Psychotropic Substances (NDPS) Act, 1985.
    • Section 2 of the NDPS Act bans the cultivation, production, and sale of cannabis resin and flowers.
    • Section 10 allows state governments to regulate cannabis cultivation for medicinal and scientific purposes.
    • Section 14 grants the Central Government authority to permit cultivation for industrial uses (fiber and seed extraction).

    Why Himachal Pradesh Could Soon Allow Controlled Cannabis Cultivation?

    • The Himalayan region’s soil and climate are ideal for cultivating low-THC hemp varieties, making Himachal Pradesh a prime location for controlled cannabis farming.
    • The government sees controlled cultivation as a way to generate revenue, create employment opportunities, and support local farmers, particularly in Kullu, Chamba, Mandi, Solan, Kangra, and Sirmaur.
    • Cannabis cultivation will be restricted to industrial and pharmaceutical uses, such as:
      • Pain relief medications
      • Textile and paper production
      • Biofuel and cosmetics
      • Hemp-based food products
    • The Kullu and Malana regions are known for illegal narcotic cannabis cultivation. Regulating the sector could reduce illegal activities and ensure legal trade.
    • The Narcotic Drugs and Psychotropic Substances (NDPS) Act, 1985 allows state governments to permit and regulate cannabis cultivation for scientific, medicinal, and industrial purposes under strict conditions.

    Which are the other States to allow Controlled Cannabis Cultivation in India?

    • Uttarakhand (2018):
      • First state to legalize industrial hemp cultivation.
      • Managed by the Centre for Aromatic Plants (CAP), Selaqui.
      • Challenges include maintaining THC levels below 0.3% and seed availability.
    • Madhya Pradesh (2023):
      • Approved medicinal cannabis research but commercial cultivation is yet to start.
      • Sai Phytoceuticals (Pvt. Ltd.) received the first license for cannabis-based medicine production.
    • Jammu & Kashmir (2021):
      • India’s first medicinal cannabis pilot project launched by CSIR-Indian Institute of Integrative Medicine (IIIM), Jammu.
      • Conducted in Public-Private Partnership (PPP) mode with a Canadian firm.
      • Research focuses on cannabis-based cancer and epilepsy treatments.

    PYQ:

    [2018] India’s proximity to the two of the world’s biggest illicit opium-growing states has enhanced her internal security concerns. Explain the linkages between drug trafficking and other illicit activities such as gunrunning, money laundering and human trafficking. What counter-measures should be taken to prevent the same?

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  • Nuclear Energy

    China’s Artificial Sun creates Record in Fusion Research

    Prelims Only | Science Tech | Mains Paper 3: S&T – Applications In Everyday Life

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: EAST Project; Artificial Sun

    Why in the News?

    China’s Experimental Advanced Superconducting Tokamak (EAST), commonly referred to as the Artificial Sun, has set a new world record by sustaining a high-confinement plasma operation for 1066 seconds. The artificial sun reached an extreme temperature of 100 million degrees Celsius, surpassing its own previous record of 403 seconds.

    What is the EAST Project?

    • EAST is a nuclear fusion research facility developed by the Chinese Academy of Sciences (ASIPP) in 2006.
    • It aims to replicate solar fusion reactions to create a sustainable, clean energy source for future power generation.
    • The project serves as a global research platform for fusion experiments and advancing magnetic confinement technology.
    • It uses superconducting magnets to contain ultra-hot plasma, necessary for fusion.

    Comparison with Other Fusion Projects

    • China’s EAST (Experimental Advanced Superconducting Tokamak):
      • Record: 1066 seconds at 100 million degrees Celsius (2025).
      • Previous Record: 403 seconds at high confinement mode.
      • Goal: Develop a commercial fusion power plant.
    • Korea’s KSTAR (Superconducting Tokamak Advanced Research):
      • Record: 100 million degrees Celsius for 20 seconds (2020).
      • Goal: Sustain a longer plasma confinement period.
    • France’s ITER (International Thermonuclear Experimental Reactor):
      • Largest global fusion project, involving 35 nations.
      • Expected to achieve plasma ignition by 2035.
      • Focuses on demonstrating large-scale fusion feasibility.

    Significance of This Achievement

    • Record-Breaking Fusion Operation: EAST sustained plasma at 100 million°C for 1066 seconds, surpassing its previous record of 403 seconds.
    • Progress Toward Fusion Power Plants: Prolonged plasma confinement is crucial for achieving continuous, self-sustaining fusion reactions.
    • Potential for Clean Energy: Fusion produces zero carbon emissions and could serve as an unlimited energy source once commercially viable.
    • Global Competition: Other projects like ITER (France) and KSTAR (Korea) are also advancing fusion research, aiming for similar breakthroughs.

    Challenges in Nuclear Fusion

    • Extreme Temperatures: Plasma must be sustained at over 100 million°C, requiring high-energy input.
    • Material Limitations: Reactor components must withstand intense heat and radiation, yet no material can do so indefinitely.
    • Energy Input vs. Output: Current reactors consume more energy than they generate, preventing commercial viability.
    • Magnetic Confinement Issues: Plasma instability can disrupt reactions, making sustained fusion difficult.
    • High Costs: Fusion research requires expensive superconductors, cryogenics, and containment systems.

    Difference between Nuclear Fusion and Fission

    Nuclear Fusion Nuclear Fission
    Process Combines atomic nuclei to release energy. Splits heavy nuclei to release energy.
    Energy Output Much higher than fission. Comparatively lower.
    Fuel Source Hydrogen isotopes (Deuterium, Tritium)—abundant in seawater. Uranium-235, Plutonium-239—limited supply.
    Waste Production Minimal radioactive waste (helium byproduct). Produces long-lived radioactive waste.
    Environmental Risk No meltdown risk, completely safe. Risk of radiation leaks (e.g., Chernobyl, Fukushima).
    Current Feasibility Still experimental, not yet commercially viable. Commercially used in nuclear power plants.

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