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  • TRAI can’t regulate OTT platforms: TDSAT

    TRAI ott

    Central Idea

    • The Telecom Disputes Settlement and Appellate Tribunal (TDSAT) has issued an interim order clarifying that Over the Top (OTT) platforms, such as Hotstar, fall outside the jurisdiction of the Telecom Regulatory Authority of India (TRAI).
    • Instead, they are governed by the Information Technology Rules, 2021, established by the Ministry of Electronics and Information Technology (MeitY).

    Context for TDSAT’s Decision

    • The All India Digital Cable Federation (AIDCF) initiated the petition, alleging that Star India’s free streaming of ICC Cricket World Cup matches on mobile devices through Disney+ Hotstar is discriminatory under TRAI regulations.
    • This is because viewers can only access matches on Star Sports TV channels by subscribing and making monthly payments.

    Diverging Opinions on OTT Regulation

    • IT Ministry vs. DoT: The IT Ministry contends that internet-based communication services, including OTT platforms, do not fall under the jurisdiction of the DoT, citing the Allocation of Business Rules.
    • DoT’s Draft Telecom Bill: The DoT proposed a draft telecom Bill that classifies OTT platforms as telecommunications services and seeks to regulate them as telecom operators. This move has encountered objections from MeitY.

    TRAI’s Attempt at OTT Regulation

    • Changing Stance: TRAI, after three years of maintaining that no specific regulatory framework was required for OTT communication services, began consultations on regulating these services.
    • Consultation Paper: In June, TRAI released a consultation paper seeking input on regulating OTT services and exploring whether selective banning of OTT services could be considered as an alternative to complete Internet shutdowns.
    • Telecom Operators’ Demand: Telecom operators have long advocated for “same service, same rules” and have pushed for regulatory intervention for OTT platforms.

    Significance of TDSAT’s Order

    • TDSAT decision holds significance due to ongoing debates over the regulation of OTT services.
    • TRAI and the Department of Telecommunications (DoT) have been attempting to regulate OTT platforms, while the Ministry of Electronics and Information Technology opposes these efforts.

    Recommendations and Monitoring

    • In September 2020, TRAI recommended against regulatory intervention for OTT platforms, suggesting that market forces should govern the sector.
    • However, it also emphasized the need for monitoring and intervention at an “appropriate time.”

    Conclusion

    • The recent TDSAT ruling on OTT platform jurisdiction adds complexity to the ongoing debate over the regulation of these services in India.
    • While TRAI and the DoT seek regulatory measures, the IT Ministry contends that such services fall outside the purview of telecommunications regulation.
    • The evolving landscape highlights the need for a nuanced approach to balance the interests of various stakeholders, including telecom operators, government authorities, and the broader public.

  • Tribes in news: Hakki- Pikki

    hikki

    Central idea: Thirty-one tribals belonging to the ‘Hakki-Pikki’ community from Karnataka are stranded in Sudan due to violent clashes between a paramilitary force and the country’s armed forces.

    Who are the Hakki-Pikkis?

    Description
    Origin Migrated from northern India to Karnataka.
    Traditional Occupation Traditionally known for bird hunting, which was later outlawed.
    Language Indo-Aryan language called ‘Vaagri’ and use Kannada for daily business.
    Location Predominantly found in Shivamogga, Davanagere, and Mysuru districts of Karnataka
    Lineage A matriarchal community, where women have an important role in decision-making.
    Traditional  Knowledge Known for selling indigenous medicines developed based on their knowledge of plants and herbs.

    Language and UNESCO Listing

    • ‘Vaagri’ has been listed as one of the endangered languages by UNESCO.
    • This indicates that the language is at risk of becoming extinct in the future, highlighting the importance of preserving and promoting it.

  • Battle of Colachel: How an accidental shot ended Dutch plans for India

    Battle of Colachel

    Central Idea

    • The Battle of Colachel in 1741, where King Marthanda Varma led the Travancore army against the Dutch East India Company, marked a significant turning point in India’s history.
    • It was the first instance of an Asian kingdom defeating a European power, effectively halting Dutch colonial ambitions in India.
    • This battle also had profound implications for the formation of the unified Travancore state.

    Travancore’s Complex Landscape Before 1741

    • Fragmented Territories: Travancore, formerly known as Thiruvithamcode, was not a unified state but a network of south Malabar temple states and settlements, characterized by fragmented territories and chieftaincies.
    • Marthanda Varma’s Leadership: Born in 1705, Marthanda Varma ascended to power and set his sights on unifying the kingdom by annexing neighboring regions and eliminating internal opposition.
    • Territorial Expansion: His ambition to expand threatened neighboring rulers in Kayamukulam, Kollam, Attingal, and others, leading them to seek Dutch intervention against Varma.
    • English Connection: Varma’s military relations with the English, who supplied weaponry, further strained Dutch-Travancore relations.

    Factors Leading to the Battle

    • Dutch Resistance: The Dutch, perturbed by Varma’s expansion and territorial disputes, prepared their forces in Colachel to counter Travancore.
    • Internal Conflicts: Some Dutch officials, including Carl August Duijvenschot, defected to Travancore due to internal conflicts within the Dutch ranks.
    • Neighboring Rulers’ Instigation: Cochin and Kayamukulam rulers instigated the Dutch against Varma to safeguard their borders.

    Battle of Colachel: Unfolds

    • Dutch Aggression: In February 1741, the Dutch initiated attacks on several villages and the Travancore army, committing atrocities and plundering the region.
    • Varma’s Response: Marthanda Varma deployed his military commander, Rama Iyer Dalawah, to confront the Dutch and protect his kingdom.
    • International Support: The French supported Varma against the Dutch, and even the English participated in the siege of Colachel alongside Varma’s forces.

    Siege and Surrender

    • Long Siege: The continuous attacks and siege depleted Dutch supplies and manpower, leading to a dire situation.
    • Explosion and Surrender: On August 5, 1741, a gunpowder explosion occurred in Colachel, devastating the Dutch. Two days later, they surrendered.
    • Outcome: Only 24 Dutchmen survived, and Travancore captured 389 muskets, cannons, and swords.
    • Mukkuvar Community: The Mukkuvar fishermen community, by refusing to assist the Dutch with fortifications and supplies, played a crucial role in Travancore’s victory.

    Aftermath and Legacy

    • Resilience to Colonial Rule: The victory at Colachel bolstered Varma’s expansion plans and resistance to colonial rule.
    • Dutch Retreat: The Dutch never fully recovered from their defeat and signed the Treaty of Mavelikkara in 1753, ending their dominance on the Kerala coast.
    • De Lannoy’s Contribution: Eustachius De Lannoy, captured during the battle, played a vital role in training Travancore’s army and fortifying the region. He was conferred the title ‘Valia Kappithan’ (senior admiral) and served Travancore for 36 years.

    Back2Basics: Colonization of India

    Colonial Power Arrival Year Departure Year
    Portuguese Arrived in 1498 through Vasco da Gama’s voyage. Departed in 1961 (Goa), with gradual integration of smaller settlements into India over subsequent years.
    Dutch Established presence in 1602. Departed in 1802, with the formal cession of their Indian territories to the British through the Treaty of Amiens.
    British British East India Company granted a charter in 1600.

    The first factory was established in Surat in 1619.

    		 Departed in 1947 when India gained independence.

    It also led to Partition of India and creation of Pakistan.
    French Established the first trading post in 1668. Departed in 1954 with the formal handover of Pondicherry and other French settlements to India.

     

  • Global Internet Freedom Decline in 2023

    internet freedom

    Central Idea

    • Freedom House’s latest report highlights the 13th consecutive year of declining global Internet freedom.
    • This decline has seen deteriorations in the human rights online situation in 29 countries, with only 20 countries registering improvements.

    Report: ‘Freedom on the Net 2023: The Repressive Power of Artificial Intelligence’

    • Key Concerns: The report underscores the escalating use of artificial intelligence (AI) by governments worldwide, emphasizing its role in censorship and the dissemination of disinformation.
    • Scope: Covering events from June 2022 to May 2023, the 13th edition evaluates Internet freedom in 70 countries, collectively accounting for 88% of global Internet users.

    Regional Findings

    • Iran’s Sharp Rise in Digital Repression: Iran witnessed the sharpest escalation in digital repression. Authorities resorted to Internet shutdowns, blocked WhatsApp and Instagram, and intensified surveillance to quell anti-government protests.
    • China’s Perennial Status: For the ninth consecutive year, China retained its position as the world’s worst environment for Internet freedom, followed by Myanmar, the second most repressive nation concerning online freedoms.

    Legal Repercussions and Arrests

    • Global Crackdown on Expression: The report highlights that individuals faced legal consequences for online expression in a record 55 countries this year.
    • Widespread Arrests: The number of countries conducting widespread arrests and imposing multi-year prison terms for online activities has surged, growing from 18 in 2014 to 31 in 2023.
    • Elections as Triggers: Elections emerged as triggers for digital repression. Ahead of elections, incumbent leaders in various countries criminalized speech, restricted access to independent news sites, and imposed information controls to influence the electoral outcome in their favor.

    AI-Enabled Repression in India

    • Censorship in Legal Framework: The report spotlights India’s inclusion of censorship, including AI-based systems, within its legal framework. The Information Technology (Intermediary Guidelines and Digital Media Ethics Code) Rules mandate large social media platforms to employ AI-based moderation tools for diverse types of content.
    • Example – BBC Documentary: The report cites the Indian government’s directive to YouTube and Twitter to restrict access to a BBC documentary on communal violence. The IT Rules compel these platforms to use automated scanning tools to remove related content.

    Censorship Methods in India

    • 5 Censorship Methods: The report evaluates countries on five censorship methods:
    1. Internet connectivity restrictions,
    2. Blocks on social media platforms,
    3. Blocks on websites,
    4. Blocks on VPNs, and
    5. Forced content removal.
    • Further Censorship Actions: India has also been involved in blocking websites featuring political, social, or religious content, disrupting ICT networks, deploying pro-government commentators to manipulate online discussions, and conducting technical attacks against government critics and human rights organizations.
    • Digital Freedom Index: On a scale of 1 to 100, where ‘100’ represents the highest digital freedom and ‘1’ signifies the worst repression, India received a score of 50. In contrast, Iceland emerged as the leader with a score of 94, boasting the best climate for Internet freedom.

    Implications for India

    • Uneven Playing Field: As India prepares for general elections in 2024, the government’s expanding censorship regime is highlighted as a threat to Indian democracy.
    • Curb on free speech: It suppresses criticism and independent reporting on the ruling party.

    Conclusion

    • The report’s findings underscore the global decline in Internet freedom, driven partly by the increasing use of AI for censorship and disinformation campaigns.
    • The implications of this trend on freedom of expression, privacy, and democracy necessitate vigilant monitoring and international action to protect digital rights in an increasingly interconnected world.

  • Go First crisis: What is Cape Town Convention?

    Cape Town Convention

    Central Idea

    • The Ministry of Corporate Affairs (MCA) issued a notification exempting aircraft-related transactions from certain sections of the IBC, aligning Indian regulations with the Cape Town Convention (CTC).
    • The notification eliminates the automatic moratorium on aircraft, engines, airframes, and helicopters, allowing lessors to repossess planes during airline insolvency.

    Understanding the Go First Crisis

    • Bankruptcy: Go First, a prominent budget airline in India, filed for bankruptcy, becoming the second Indian airline to do so in recent years, following Jet Airways’ bankruptcy in 2019.
    • Debt and Lessors: Go First faced substantial debt, including over ₹2,600 crore owed to various aircraft lessors.
    • Engine Supplier Blame: The airline attributed its crisis to engine supplier Pratt & Whitney, claiming that faulty engines led to flight disruptions and significant financial losses.

    Dispute between Indian Airlines and Aircraft Lessors

    • Dependency on Foreign Lessors: Indian airlines heavily rely on foreign lessors to finance aircraft acquisitions, with approximately 80% of India’s 800 commercial aircraft under lease.
    • Legal Barriers: Legal proceedings in Indian courts have prevented lessors from repossessing Go First’s aircraft, potentially intensifying disputes between lessors and Indian airlines.
    • Higher Risk Premiums: Experts anticipate that lessors may charge higher risk premiums to mitigate future turbulence with Indian airlines, leading to increased business costs and potentially higher airfares for passengers.

    About Cape Town Convention (CTC)

    Establishment 2001, Entered into force on March 1, 2006.
    Purpose Facilitates aircraft financing and leasing, establishing global standards and legal framework.
    Global Registry International registry for aircraft and equipment ownership interests, enhancing transparency.
    Leasing CTC simplifies aircraft leasing operations by allowing quick deregistration and repossession.
    Priority Rules Determines the priority of interests in aircraft, crucial in cases of default or insolvency.
    Default Remedies Outlines procedures and remedies in case of default, including repossession rights.
    Coverage Encompasses aircraft and aircraft equipment (engines, avionics), offering comprehensive legal guidelines.

     

    CTC and India

    • India is a signatory to the CTC since 2018.
    • Despite being a party to the CTC, Indian laws have often prevailed over CTC provisions in cases of conflict, impacting lessors’ rights.

    Government’s Vision for Aircraft Leasing in India

    • Hub for Aircraft Leasing: The Indian government aims to establish the country as a hub for aircraft leasing, attracting global lessors.
    • Alignment with International Norms: To achieve this vision, alignment with international aviation conventions like the CTC is crucial.

    Lessors’ Current Challenges

    • Prospective Impact: The MCA notification is effective prospectively and may not immediately assist Go First’s lessors in repossessing aircraft.
    • Sub-Judice Matters: The matter of repossession is currently under judicial consideration.
    • Previous Attempts: Lessors had applied to the Directorate General of Civil Aviation (DGCA) to repossess planes from Go First before the NCLT’s admission of insolvency.
    • Pending Legislation: The government had planned legislation to prioritize CTC provisions over conflicting Indian laws, but it has not been tabled in Parliament.

    Need for CTC Legislation in India

    • Current Status: India is a CTC signatory but lacks the necessary legal protection, resulting in conflicts between existing laws and CTC norms.
    • Fueling Aviation Growth: Legalizing CTC provisions is essential to support the aviation market’s growth and facilitate smoother aircraft leasing operations.
    • Impact on Passengers: Without proper legislation, higher premiums by lessors could lead to increased airline costs, ultimately affecting passengers through higher ticket prices.

    Conclusion

    • The urgent enactment of the Cape Town Convention (CTC) Bill in India is crucial to harmonize legal provisions, protect lessors’ rights, and ensure the sustainable growth of the aviation industry without burdening passengers with escalated airfares.

  • India-Japan Fund for Climate and Environment Projects

    India-Japan Fund

    Central Idea

    • India’s National Investment and Infrastructure Fund (NIIF) and Japan Bank for International Cooperation (JBIC) have jointly established a $600 million fund dedicated to climate and environment projects.

    India-Japan Fund

    • The Indian government will contribute 49% of the fund’s target corpus, marking NIIF’s inaugural bilateral fund, while JBIC will provide the remaining 51%, according to the finance ministry.
    • The India-Japan Fund’s primary objective is to invest in environmental sustainability and low-carbon emission strategies.
    • It aims to serve as a preferred partner for boosting Japanese investments in India, fostering collaboration and innovation in this critical sector.

    Fund Management

    • NIIF’s Role: NIIF Limited will manage the India-Japan fund, overseeing its strategic investments and initiatives.
    • Support from JBIC IG: JBIC IG, a subsidiary of JBIC, will collaborate with NIIFL to promote Japanese investments in India, strengthening the partnership further.

    About NIIF

    • NIIF’s Background: Established in 2015, NIIF operates as a sovereign wealth fund, offering a platform for international and Indian investors to participate in India’s growth story.
    • Ownership Structure: The government holds a 49% stake in NIIF, while the remaining 51% is owned by domestic institutional investors, sovereign wealth funds, international pension funds, and entities such as the US International Development Finance Corporation (USIDFC) and multilateral development banks including the Asian Infrastructure Investment Bank (AIIB), Asian Development Bank (ADB), and New Development Bank (NDB).

  • Centre hikes LPG Subsidy for Ujjwala Beneficiaries to ₹300 per Cylinder

    Central Idea

    • The Union Cabinet has approved an increase in the subsidy provided on LPG cylinders under the Ujjwala scheme, raising it from ₹200 to ₹300.
    • The subsidy increase applies to up to 12 refills per year for beneficiaries.

    Why such move?

    • The decision to enhance the subsidy comes ahead of crucial Assembly elections in five states: Madhya Pradesh, Rajasthan, Telangana, Chattisgarh, and Mizoram.

    Pradhan Mantri Ujjwala Yojana (PMUY)

    • PMUY, introduced by the Ministry of Petroleum and Natural Gas, aims to provide clean cooking fuel, such as LPG, to rural and disadvantaged households, reducing their reliance on traditional fuels like firewood, coal, and cow dung cakes.
    • Phases of PMUY:
    1. Phase I: Launched on May 1, 2016, with a target to release 8 Crore LPG connections by March 2020, achieving a significant increase in LPG coverage.
    2. Ujjwala 2.0: This phase aimed to release an additional 1 crore LPG connections, a target achieved in January 2022, subsequently expanded to release an additional 60 lakh LPG connections under Ujjwala 2.0.

    Key Features

    • Provides ₹1600 financial support for each LPG connection to Below Poverty Line (BPL) households.
    • Offers deposit-free LPG connections, including the first refill and a free hotplate for beneficiaries.
    • Benefits for beneficiaries include:
    1. Eligible beneficiaries receive a free LPG connection.
    2. Subsidy on the first six refills of 14.2 kg cylinders or eight refills of 5 kg cylinders.
    3. Option to use EMI facility for stove and first refill costs.
    4. Opportunity to join the PAHAL scheme for direct subsidy transfers to bank accounts.

  • [pib] Positive Indigenisation List (PIL) and Swavlamban 2.0

    Positive Indigenisation List

    Central Idea

    • Defence Minister unveiled the fifth Positive Indigenisation List (PIL) consisting of 98 items to be procured by the armed services from domestic suppliers over specified timelines.
    • Additionally, he launched the Indian Navy’s updated indigenisation roadmap, known as Swavlamban 2.0.

    What is Positive Indigenisation List (PIL)?

    • The Positive Indigenisation List consists of items that can only be procured by the Indian armed forces from domestic manufacturers, including those from the private sector or DPSUs.
    • This move is part of the government’s efforts to reduce the reliance on imported arms and promote indigenous manufacturing of defense equipment.
    • This concept was rolled out in the Defence Acquisition Procedure (DAP) 2020.
    • It emphasizes import substitution of components for major systems, vital platforms, weapon systems, sensors, and munitions that are expected to translate into firm orders within the next five to ten years.

    Items on the Indigenisation List

    • Diverse Range: The PIL includes a wide range of items such as futuristic infantry combat vehicles, articulated all-terrain vehicles, various types of unmanned aerial vehicles, precision kill systems for artillery, test equipment for guided weapon systems, radars, armour plates for helicopter cabins, automated mobile test systems, and more.
    • Strategic Importance: These items are crucial for bolstering the country’s defence capabilities and reducing reliance on foreign sources. They contribute to India’s quest for self-reliance in the defence sector.

    Swavlamban 2.0: Industry Challenges and Initiatives

    • 76 Challenges: At the Swavlamban 2.0 seminar, Defence Minister Singh also launched 76 challenges for industry participants under the 10th Defence India Start-up Challenges (DISC-10) and Innovations for Defence Excellence (iDEX).
    • Global Collaboration: The event marked the launch of two INDUS X challenges, a collaboration between iDEX and the U.S. Department of Defence, showcasing India’s commitment to fostering global partnerships for technological advancement.

    Vision of Self-Reliance

    • Navy’s Commitment: Indian Navy is committed to becoming fully self-reliant by 2047, aligning with India’s 100th Independence anniversary.
    • Strategic Importance: The COVID-19 pandemic and global conflicts have underscored the significance of self-reliance, especially in the defence sector. Dependence on external sources for defence needs is considered a strategic vulnerability that needs to be addressed.
    • Achievements: The Navy’s efforts in promoting indigenous innovation have yielded significant results, including technological agreements, partnerships with MSMEs and start-ups, and an expanding ecosystem of defence suppliers.

    Way forward

    • Future Goals: The Indian Navy has set ambitious targets to develop futuristic technologies in collaboration with domestic MSMEs and start-ups, aligning with its commitment to self-reliance.
    • Expanding Ecosystem: The Navy’s initiatives have brought over 100 new firms into the defence ecosystem, with procurement orders already signed and more in the pipeline.
    • A Strong Bharat: The vision is to build a force that represents a strong and developed Bharat, utilizing unique concepts and capabilities made in India for India.

  • Chemistry Nobel for Quantum Dots discovery

    Quantum Dots

    Central Idea

    • The 2023 Nobel Prize in Chemistry has been awarded to Moungi G. Bawendi, Louis E. Brus and Alexei I. Ekimov for the discovery and synthesis of quantum dots.

    About the Nobel Laureates

    • Alexei Ekimov: Born in 1945 in the former USSR, Ekimov earned his PhD in 1974 from Ioffe Physical-Technical Institute. He was formerly the Chief Scientist at Nanocrystals Technology Inc., New York, USA.
    • Louis Brus: Born in 1943 in Cleveland, USA, Brus obtained his PhD in 1969 from Columbia University, where he is a professor.
    • Moungi Bawendi: Born in 1961 in Paris and raised in France, Tunisia, and the US, Bawendi earned his PhD in 1988 from the University of Chicago. He is a professor at the Massachusetts Institute of Technology (MIT), USA.

    What are Quantum Dots?

    • Quantum dots (QDs) are man-made nanoscale crystals celebrated for their unique optical and electronic properties.
    • They can transport electrons and emit diverse colors when exposed to UV light.
    • These artificially synthesized semiconductor nanoparticles found their origins in theoretical concepts in the 1970s, followed by successful synthesis in the early 1980s.
    • Small semiconductor particles exhibit quantum effects, altering their optical properties based on size.

    Working Principle

    • Size Matters: Quantum dots manipulate light emission based on size, as energy levels are linked to wavelength (color). By controlling particle size, they can emit or absorb specific colors of light.
    • Versatile Structures: Quantum dots come in diverse forms, with properties determined by factors like size, shape, composition, and structure. They can be employed as active materials in single-electron transistors and offer vast application potential.

    Contributions of Ekimov, Brus, and Bawendi

    • Ekimov’s Soviet Discovery: Ekimov’s initial discoveries in this field, dating back to 1981, were pioneering but remained largely unknown due to the Iron Curtain’s restrictions.
    • Glass Coloration Mystery: Ekimov’s work began with the curious phenomenon of glass coloration. He explored how particle size influenced the color imparted to glass during its formation, leading to a size-dependent quantum effect discovery.
    • Brus’s Independent Revelation: Unaware of Ekimov’s work, Brus, in the U.S., was working with cadmium sulfide particles to harness solar energy. He observed that smaller particles absorbed light at different wavelengths, demonstrating the size-dependent quantum effect.
    • Bawendi’s Innovations: Bawendi improved particle creation methods, enhancing the perfection of nanocrystals and enabling the exploration of quantum dots’ unique properties by more chemists.

    Applications of Quantum Dots

    • In Electronics: Quantum dots play a crucial role in QLED technology, used in computer and television screens. They also adjust the light in LED lamps, offering various color temperatures.
    • Biochemistry and Medicine: Quantum dots are used in biochemistry to map cells and organs, and doctors explore their potential for tracking tumor tissue in the body. Chemists leverage their catalytic properties to drive chemical reactions.

  • Glacial Lake Outburst Flood in Sikkim

    What’s the news?

    • On October 4th, in a tragic turn of events, Sikkim witnessed a devastating incident where the South Lhonak Lake ruptured due to incessant rainfall, resulting in the loss of fourteen lives and the disappearance of 102 individuals, including 23 Army personnel.

    Central idea

    • Sikkim, nestled in the Himalayas, faces the aftermath of a catastrophic Glacial Lake Outburst Flood (GLOF) triggered by incessant rainfall. The South Lhonak Lake, perched at 17,000 feet in the state’s northwest, burst, inundating four districts—Mangan, Gangtok, Pakyong, and Namchi.

    What are glacial lakes?

    • Glacial lakes are large bodies of water that are typically located in proximity to, on top of, or beneath glaciers.
    • These lakes are primarily formed as a result of glacial processes, such as the melting of ice and the accumulation of meltwater in depressions or basins created by the glacier’s movement.

    Concept: Glacial Lake Outburst Floods (GLOF)

    • A Glacial Lake Outburst Flood (GLOF) is a sudden and often catastrophic release of water from a glacial lake, typically caused by the breach or failure of the natural dams that contain the lake.
    • GLOFs occur in regions with glaciers, where meltwater accumulates in depressions or basins created by the glacier’s movement.
    • These floods can have severe and far-reaching consequences for downstream communities and environments.

    Causes: GLOFs can be triggered by various factors

    • Melting Glaciers: Rapid glacier melt due to rising temperatures can increase the volume of water in glacial lakes.
    • Avalanches: Snow or ice avalanches can impact the lake, dislodging ice and debris into the water.
    • Earthquakes: Seismic activity can destabilize the natural dams or trigger avalanches.
    • Rainfall: Heavy rainfall can contribute additional water to the lake and weaken natural dams.
    • Volcanic Eruptions: Volcanic activity can lead to the rapid melting of glaciers and the formation of glacial lakes.

    Destruction and Impact

    • Flooding: Downstream areas can experience rapid and extensive flooding, with water levels rising quickly.
    • Destruction of Infrastructure: GLOFs can damage or destroy roads, bridges, buildings, and farmland.
    • Loss of Life: GLOFs often result in the loss of human lives as well as harm to livestock and wildlife.
    • Environmental Damage: The floodwaters and debris can severely impact the natural environment, including forests, wetlands, and river ecosystems.

    Notable GLOF events

    • Some GLOF events in the past have resulted in significant loss of life and damage to infrastructure.
    • The horrifying 2013 flash floods in Uttarakhand’s Kedarnath serve as a stark reminder of the devastating consequences of GLOFs.
    • This calamity was compounded by a GLOF event originating from the Chorabari Tal glacial lake, leading to the loss of thousands of lives.

    The Sikkim Calamity: South Lhonak Lake’s Susceptibility to GLOF

    • Glacial Melting: Rising global temperatures have accelerated the melting of glaciers in the Sikkim Himalayas, including the glacier feeding South Lhonak Lake. This increased meltwater contributes to the lake’s water volume, making it more susceptible to GLOFs.
    • Glacial Lake Expansion: The South Lhonak Lake’s area has significantly increased over the past five decades. It has grown nearly 1.5 times, while its neighbor, North Lhonak, has expanded nearly 2.5 times its initial size in 1989. This expansion is a direct result of glacier retreat and melt, exacerbating the lake’s vulnerability.
    • Seismic Activity: The region around South Lhonak Lake is prone to seismic activity. Earthquakes can destabilize the natural dams or trigger avalanches, which can lead to a sudden release of water from the lake, potentially causing a GLOF event.
    • Past Earthquakes: Seismic events occurred in the region, such as an earthquake of magnitude 4.9 in 1991 near the parent glacier feeding South Lhonak Lake and another earthquake of magnitude 6.9 in 2011, approximately 70 km from the lakes. These past earthquakes and the potential for future seismic activity increase the risk of GLOFs in the area.

    Government interventions

    • Syphoning Off Lake Water: In 2016, the Sikkim government, in collaboration with various agencies including the Sikkim State Disaster Management Authority and Sikkim’s Department of Science and Technology and Climate Change, took proactive measures to mitigate the risk associated with South Lhonak Lake. They decided to syphon off water from the lake.
    • Innovative Approach: The technique employed for syphoning off lake water was innovative and effective. Under the supervision of innovator Sonam Wangchuk, authorities installed three eight-inch-wide and 130-140-meter-long High-Density Polyethylene (HDPE) pipes in the lake. These pipes were used to extract water from the lake.
    • Water Extraction Rate: The initiative successfully extracted 150 liters of water per second from South Lhonak Lake, which was a substantial volume. This action aimed to reduce the water level in the lake, thus mitigating the risk of a potential GLOF.

    Way forward: Warning and Mitigation

    • Lake Monitoring: Regular monitoring of glacial lakes to assess changes in water levels and the stability of natural dams
    • Early Warning Systems: Implementing systems to detect and warn downstream communities of potential GLOFs
    • Infrastructure: constructing protective infrastructure, such as dams or diversion channels, to manage floodwaters
    • Land-Use Planning: Implementing land-use planning and zoning to restrict construction in high-risk areas

    Conclusion

    • The recent calamity in Sikkim underscores the imminent threat of GLOFs in the Himalayan region. While government initiatives are commendable, continued monitoring, research, and disaster preparedness are vital to safeguarding vulnerable communities in the face of the expanding glacial lakes and the looming specter of GLOFs.