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GS Paper: GS1

  • What are Polar Stratospheric Clouds (PSCs)?

    Polar Stratospheric Clouds (PSCs)

    Central Idea

    • Residents in the Arctic have witnessed an extraordinary atmospheric display of Polar Stratospheric Clouds (PSCs).

    Polar Stratospheric Clouds (PSCs)

    Details
    Formation and Location Form in the polar stratosphere at altitudes of 15,000–25,000 meters; common over Antarctica and the Arctic.
    Temperature Conditions Require extremely cold temperatures, typically below −78°C (−108°F).
    Types Type I: Composed of water and nitric acid.

    Type II: Made almost entirely of water ice.

    Role in Ozone Depletion Facilitate chemical reactions that produce chlorine and bromine compounds, leading to ozone destruction.
    Appearance Iridescent, shimmering pastel colors, leading to their nickname “nacreous” or “mother-of-pearl” clouds.
    Observation Visible during twilight, illuminated from below by the Sun.
    Research and Monitoring Studied for impact on ozone depletion and climate change; monitored via satellites and ground stations.
    Environmental Concern Linked to human-made chemicals like CFCs; subject to international regulation like the Montreal Protocol.
    Climate Change Connection Research ongoing into how climate change might affect PSCs’ frequency and distribution.
    Discovery and Study History Observed since the 19th century; their role in ozone depletion understood in the 1980s.
  • Subaltern Hindutva and the crucial social justice test

     

    Congress: Bjp Dominates In Tribal Belt, Gains Power In 17 Of 29 St  Constituencies | Raipur News - Times of India

    Central idea 

    The BJP’s success in recent Assembly elections, marked by significant support from marginalized social groups, challenges its previous image as a party of social elites. Under the umbrella of “Subaltern Hindutva,” the party employs strategies that include general welfare measures and addressing grievances of non-dominant OBC castes. However, the gap between mobilization tactics and substantive issues like economic empowerment and political representation for Dalit-Bahujan groups requires attention.

    Key Highlights:

    • The BJP has gained significant support from Scheduled Castes (SCs), Scheduled Tribes (STs), and Other Backward Classes (OBCs) in recent Assembly elections, challenging its earlier perception as a party of social elites.
    • The phenomenon of “Subaltern Hindutva” under Prime Minister Narendra Modi’s leadership has contributed to the BJP’s success in mobilizing marginalized social groups.
    • The BJP’s strategies include general welfare measures, addressing grievances of non-dominant OBC castes, and engaging lower strata through emotive narratives about their history, icons, and caste pride.

    Key Challenges:

    • Despite electoral gains, there is a gap between the BJP’s mobilization strategies and addressing substantive issues such as land distribution, representation in power, and economic participation for Dalit-Bahujan groups.
    • The Bihar Caste Survey report reveals the precarious economic conditions, social insecurities, and lack of basic entitlements for Extremely Backward Classes (EBCs) and Dalits, emphasizing the need for more inclusive policies.

    Key Terms and Phrases:

    • Subaltern Hindutva
    • Marginalized social groups
    • Extremely Backward Classes (EBCs)
    • Social justice policies
    • Neo-liberal economic growth
    • Democratisation of top political positions
    • Social elites
    • Communal rhetoric
    • Ecological perspectives of Adivasis
    • Democratization of power

    Key Quotes:

    • “With the arrival of Narendra Modi as the Prime Minister of India, there has been an elevation of the party as one for the socially marginalized Hindu masses — a phenomenon now understood under the ‘Subaltern Hindutva’ rubric.”
    • “The BJP’s ‘Subaltern Hindutva’ strategies offer no mandate to satisfy the aspirations of the worst-off social groups.”
    • “The BJP must pass the social justice test as sections among the historically disadvantaged have moved to the BJP with deep expectations for their economic welfare and elevated political participation.”

    Critical Analysis:

    • The BJP’s focus on emotive narratives and cultural events has succeeded in mobilizing marginalized groups, but substantive issues of economic empowerment and political representation need more attention.
    • The Bihar Caste Survey underscores the continued challenges faced by EBCs and Dalits, indicating the need for the BJP to engage with these issues more effectively.
    • Inclusivity in policies, representation in power, and equitable economic opportunities are crucial for the BJP to substantiate its commitment to the welfare of India’s subaltern masses.

    Way Forward:

    • The BJP should align its strategies with addressing the economic, social, and political challenges faced by Dalit-Bahujan groups, ensuring their meaningful participation in India’s development.
    • Effective implementation of policies to uplift marginalized social groups is essential to make the BJP a substantive democratic party with a commitment to social justice.
    • Engaging with the concerns of social justice and ensuring the emergence of subaltern leaders in various spheres will contribute to a more inclusive and democratic political landscape.
  • Volcanic Eruption in Iceland

    Iceland

    Central Idea

    • A volcanic eruption occurred near Iceland’s capital between Sýlingarfell and Hagafell, near the town of Grindavik on the Reykjanes Peninsula.

    Iceland: ‘Land of Fire and Ice’

    • Geographical Location: Iceland is situated just south of the Arctic Circle in the North Atlantic Ocean.
    • Tectonic Setting: The country lies on the Mid-Atlantic Ridge, marking the boundary between the North American and Eurasian tectonic plates.
    • Unique Landscape: Iceland’s landscape features geysers, glaciers, mountains, volcanoes, and lava fields, housing 33 active volcanoes – the highest number in Europe.
    • Historical Settlement: The first human settlement in Iceland dates back to 874 by Norsemen from Scandinavia, leading to the founding of Reykjavik.

    Recent Volcanic Activity on the Reykjanes Peninsula

    • Historical Dormancy: The Reykjanes Peninsula had not experienced volcanic eruptions for 800 years until recently.
    • Recent Eruptions: The current eruption is the fourth in less than three years on the peninsula, indicating a potential new era of volcanic activity.
    • Eyjafjallajokull Eruption: The last major volcanic event in Iceland that gained global attention was the 2010 eruption of Eyjafjallajokull.
    • Eruption Timeline and Impact: The volcano erupted twice in March and April 2010, spreading an ash cloud across continents and disrupting air traffic on the North Atlantic route for six days – the longest disruption since World War II.
  • Vipassana: the Ancient Buddhist Meditation Practice

    Central Idea

    • A political leader is set to attend a 10-day Vipassana meditation retreat in Punjab, skipping a summons by the Enforcement Directorate.

    About Vipassana

    Details
    Meaning “To see things as they really are”
    Origin Rooted in Buddhism, attributed to Gautama Buddha, rediscovered and refined by him over 2,500 years ago.
    Historical Roots Preserved in Theravada Buddhism, especially in Myanmar; based on teachings in the “Satipatthana Sutta.”
    Technique Mindfulness or insight meditation focusing on the interconnection between mind and body through physical sensations.
    Practice Observing natural breath and bodily sensations, understanding their impermanent nature, typically taught in 10-day retreats.
    Goal Self-transformation through self-observation, leading to improved mental clarity and insight.
    Non-Sectarian Taught as a universal practice, suitable for all backgrounds.
    Global Spread Popularized globally by S.N. Goenka and others in the 20th century.
    Retreats Offered worldwide, often free of charge, funded by donations.
    Scientific Research Studies show benefits in stress reduction, mental health, and treatment of substance abuse.
    Code of Discipline Includes abstaining from killing, stealing, sexual activity, false speech, and intoxicants during courses.
  • Prehistoric Andriamamelo Cave Art in Madagascar

    Andriamamelo Cave

    Central Idea

    • Unique prehistoric rock art has been found in the Andriamamelo Cave in western Madagascar, marking a first for the island.
    • It reveals pictorial art with nature, human-like, and animal-like figures.

    Andriamamelo Cave Art: Key Features

    • Beyond Basic Symbols: Previously, Madagascar’s rock art mainly featured basic symbols. The new findings depict more complex scenes and figures.
    • Egyptian Religious Motifs: Some scenes bear a resemblance to motifs from Egypt’s Ptolemaic period (300-30 BCE). Major images hint at Egyptian deities like Horus, Thoth, Ma`at, and Anubis.
    • Ethiopian and Afro-Arab Connections: Symbols and writings suggest cultural links to the Ethiopian and Afro-Arab worlds.
    • Borneo Cave Art Style: The art shares similarities with a two-millennia-old cave art style from Borneo.
    • Depiction of Extinct Animals: The art may depict at least three extinct animals of Madagascar, including a giant sloth lemur, elephant birds, and a giant tortoise.
    • Mysterious M-Figures: The ubiquitous M-shaped symbol matches the Amharic alphabet’s “hawt” and is linked to the concept of the “breath of life” in some Austronesian languages.
    • Absence of Modern and Religious Symbols: The art lacks Christian, Muslim, Hindu symbols, and modern motifs, indicating its ancient origins.

    Dating Challenges and Speculations

    • Difficulty in Dating: Direct dating of the cave art is challenging due to the inorganic nature of the black pigment.
    • Estimated Age: The presence of extinct animals and absence of modern symbols suggest the art could be around 2,000 years old.
    • Potential Historical Evidence: The art might provide insights into who colonized Madagascar and when.
  • Outcomes of COP28: Progress and Challenges in Climate Action

    COP28

    Central Idea

    • Annual Climate Summit: The 28th session of the Conference of the Parties (COP28) was held in Dubai, under the United Nations Framework Convention on Climate Change (UNFCCC).
    • High Expectations: There were significant expectations for countries to take decisive steps in addressing the climate crisis.
    • Key Focus Areas: Discussions at COP28 revolved around mitigation, adaptation, finance, and the differing responsibilities of developed and developing nations.

    Early Developments: Loss and Damage Fund

    • COP27 Agreement Follow-up: After agreeing to create the ‘Loss and Damage’ (L&D) fund at COP27, COP28 focused on its operationalization.
    • Funding Challenges: Despite the need for substantial funding, contributions have been limited, with the U.S. pledging only $17.5 million.
    • Administration and Access Concerns: The World Bank’s role in overseeing the fund raised issues regarding access, legal autonomy, and responsiveness to emergencies.

    Emissions Reduction and Energy Transition

    • Global Stocktake Findings: The first global stocktake (GST) assessed progress towards the Paris Agreement goals.
    • Fossil Fuel Transition: A commitment was made to move away from fossil fuels in energy systems, to triple renewable and nuclear energy capacity by 2030.
    • Continued Use in Other Sectors: Fossil fuels remain in use in sectors like plastics, transport, and agriculture.
    • Transitional Fuels and Climate Justice: The acceptance of natural gas as a transitional fuel was seen as a compromise on climate justice.

    Financial Mechanisms for Climate Action

    • Developed Nations’ Responsibility: The GST framework emphasized the leading role of developed nations in climate finance.
    • Private Sector Involvement: The role of private investment in addressing financial gaps was acknowledged.
    • Green Finance Initiatives: New mechanisms, including a $3.5 billion boost to the Green Climate Fund, were established to support sustainable practices in developing countries.

    India’s Stance on Climate and Health Declaration

    • UAE Declaration on Climate and Health: This declaration, partnered with the World Health Organisation, was signed by 123 countries but not by India.
    • India’s Concerns: India refrained from signing due to potential impacts on its growing healthcare infrastructure and the need to prioritize healthcare requirements.

    Global Methane Pledge and India’s Position

    • Renewed Focus on Methane: The pledge received attention with over $1 billion in new grants for methane reduction projects.
    • India’s Non-Participation: India did not sign the pledge, focusing instead on carbon dioxide emissions and considering the livelihood implications of methane reduction in agriculture.

    Assessment of COP28: Achievements and Shortcomings

    • Positive Developments: Notable achievements included the climate and health declaration, emphasis on nature-based solutions, and commitments to sustainable food systems.
    • Contentious Issues: Disagreements persisted over fossil-fuel subsidies, the role of the World Bank in the L&D fund, and private sector engagement in climate action.
    • Mixed Outcomes: While renewable energy targets marked progress, unresolved issues regarding L&D, fossil fuel use, and transitional fuels indicated ongoing challenges.

    Conclusion

    • Balancing Act: COP28 showcased the intricate balance between ambitious climate goals and the practical realities of economic and social factors.
    • Continued Dialogue: The outcomes reflect the need for ongoing dialogue and collaboration to address the multifaceted aspects of climate change and sustainable development.
  • Climate action needs an updated lexicon

     

    Cyclone 'Michaung' likely to make landfall on today; rain alert in many  states | Latest News India - Hindustan Times

    Central idea 

    The article discusses the impact of shifting baseline syndrome on our perception of environmental changes, particularly in the context of unprecedented rainfall in south Tamil Nadu. It emphasizes the importance of officialese, or official vocabulary, in effectively communicating climate scenarios, addressing challenges in aligning definitions with lived experiences. The article also explores the global implications of terminological precision in climate negotiations and highlights the need for updated language to navigate evolving climate realities.

    Key Highlights:

    • South Tamil Nadu experiences unprecedented rainfall, reversing a northeast monsoon deficit to a 5% excess within 24 hours.
    • Shifting baseline syndrome distorts perceptions of environmental changes, impacting our understanding of losses and resource availability.
    • Climate change introduces a future-oriented shifting baseline, challenging language and memorialization of evolving climate scenarios.

    Key Challenges:

    • The deceptive simplicity of defining ‘devastating’ events, influenced by shifting baseline syndrome and community memory.
    • Official vocabulary and definitions, such as those for extreme weather events, may not align with lived experiences and evolving climate realities.
    • The role of officialese in communication, accountability, and global negotiations faces challenges in updating and aligning with ground realities.

    Key Terms and Phrases:

    • Shifting baseline syndrome
    • Shared Socio-economic Pathways (SSPs)
    • Intergovernmental Panel on Climate Change (IPCC)
    • Officialese
    • Medical certificate of cause of death (MCCD)
    • Loss and damage fund

    Key Quotes and Statements:

    • “What we consider to be ‘devastating’ is deceptively simple because of the shifting baseline syndrome.”
    • “As the impacts of climate change become clearer, we confront a different kind of shifting baseline, one that stretches into the future.”

    Key Examples and References:

    • Reference to unprecedented rainfall in Thoothukudi and Tiruchendur compared to Chennai’s Cyclone Michaung-induced rainfall.
    • Examples of official vocabulary limitations, like classifying both Chennai and Thoothukudi under ‘extremely heavy’ rainfall despite varying impacts.

    Key Facts and Data:

    • Rainfall data: Thoothukudi recorded 361.4 mm, Tiruchendur 679 mm, and Chennai 500 mm within specific periods.
    • Impact of shifting baseline syndrome on underestimating environmental losses over time.

    Critical Analysis:

    • Discussion on the challenge of aligning lived experiences with official definitions, impacting trust in institutions.
    • The importance of updating officialese to bridge the gap between evolving climate scenarios and language used in official reports.
    • Global implications of officialese in climate negotiations, particularly related to the ‘loss and damage’ fund.

    Way Forward:

    • Advocacy for localized officialese that reflects State-level laws and community context.
    • Emphasis on the need for new official words to describe unprecedented climate events to ensure effective communication and global cooperation.
    • Acknowledgment of the human toll in defining ‘devastation,’ including challenges in medical certifications and disaster responses.
  • Decoding the Annexation of Goa: Operation Vijay and Historical Context

    goa portuguese

    Central Idea

    • Liberation of Goa: On December 19, 1961, India successfully annexed Goa, ending years of Portuguese colonial rule.
    • Criticism of Nehru: Prime Minister Narendra Modi accused former Prime Minister Jawaharlal Nehru of not supporting Goan satyagrahis and delaying military action.

    Goa’s Colonization: A Historical Overview

    • Portuguese Rule: Goa became a Portuguese colony in 1510 under Admiral Afonso de Albuquerque.
    • Long Colonial Encounter: For over four centuries, Goa was a focal point of regional and global power struggles, leading to a unique Goan identity.
    • Nationalist Sentiment: The early 20th century saw a rise in nationalist sentiment against Portuguese rule, paralleling India’s anti-British movement.

    Beginning of the Freedom Movement

    • Goan Nationalism: Tristao de Braganza Cunha, hailed as the father of Goan nationalism, founded the Goa National Congress in 1928.
    • Lohia’s Influence: In 1946, Ram Manohar Lohia’s rally in Goa galvanized the freedom movement, advocating civil liberties and integration with India.
    • Armed Resistance: Groups like the Azad Gomantak Dal (AGD) advocated for an armed struggle for liberation.

    Recognition and Legal Status of Goa’s Annexation

    • Supreme Court’s Recognition: The Supreme Court of India validated the annexation, dismissing the law of occupation’s applicability.
    • Portugal’s Acknowledgment: In 1974, Portugal recognized Indian sovereignty over Goa through a retroactive treaty.
    • International Law: Under jus cogens, forceful annexations post-UN Charter are deemed illegal, but Goa’s annexation is an exception.

    Why Goa remained under Portuguese Rule Post-1947?

    • Nehru’s Peace Image: Nehru avoided military action to maintain his global peace leader image.
    • Partition’s Aftermath: The trauma of Partition and the Indo-Pak war diverted India’s focus.
    • International Concerns: There were concerns about internationalizing the issue.
    • Lack of Internal Demand: Gandhi believed more groundwork was needed to unify diverse political voices in Goa.

    Nehru’s Dilemma and Delay in Military Action

    • Global Image and Peaceful Methods: Nehru prioritized India’s global standing and exhausted diplomatic options.
    • Portugal’s NATO Strategy: Portugal’s reclassification of Goa aimed to bring it under NATO’s protection.
    • Indigenous Push for Liberation: Nehru balanced diplomatic efforts with supporting indigenous liberation movements.

    Factors Leading to the 1961 Military Offensive

    • Portuguese Aggression: The 1955 firing on satyagraha led India to sever ties with Portugal.
    • India’s Decolonization Leadership: India’s role in global anti-colonial movements intensified pressure to liberate Goa.
    • African Nations’ Criticism: African criticism at a 1961 seminar highlighted the need to dismantle Portuguese colonialism.
    • Decisive Military Action: These factors culminated in Operation Vijay, a swift military campaign liberating Goa in less than two days.

    Conclusion

    • End of Colonial Rule: The annexation marked the end of Portuguese colonialism in India.
    • Historical Significance: Goa’s liberation remains a pivotal event, symbolizing the culmination of India’s struggle against colonialism and the unification of its territories.
  • Guru Teg Bahadur: Martyrdom and Legacy

    guru teg bahadur

    Central Idea

    • PM paid homage to Guru Teg Bahadur, the ninth Sikh Guru, on his martyrdom day, highlighting his bravery, moral integrity, and teachings that foster unity and peace.
    • His sacrifice, especially his defence of Kashmiri Pandits against Mughal Emperor Aurangzeb’s forced religious conversions in the 17th century, stands as a pivotal moment in Indian history.

    Guru Teg Bahadur’s Life and Contributions

    • Extensive Travels: Guru Teg Bahadur, born on April 1, 1621, was known for his extensive travels across India, akin to Guru Nanak Dev, the founder of Sikhism.
    • Reviving Sikh Centers: His journeys were instrumental in revitalizing Sikh centers beyond Punjab, setting the stage for the formation of the Khalsa by his son, Guru Gobind Singh, in 1699.
    • Poetic Legacy: A prolific poet, Guru Teg Bahadur’s hymns are an integral part of the Guru Granth Sahib, the central religious scripture of Sikhism.
    • Founder of Anandpur Sahib: He founded Anandpur Sahib in 1665, a city of great religious and historical significance for Sikhs.

    Execution by Aurangzeb

    • Protection of Kashmiri Pandits: In 1675, Kashmiri Pandits approached Guru Teg Bahadur for protection against Aurangzeb’s religious persecution.
    • Arrest and Martyrdom: Guru Teg Bahadur was arrested and later executed in Delhi on November 24, 1675, in Chandni Chowk, for refusing to convert to Islam and standing up for religious freedom.
    • Memorials in Delhi: Gurudwara Sis Ganj Sahib marks the place of his execution, and Gurudwara Rakab Ganj Sahib commemorates the site where his body was cremated.

    Try this PYQ:

    Q.Consider the following Bhakti Saints:

    1. Dadu Dayal
    2. Guru Nanak
    3. Tyagaraja

    Who among the above was/were preaching when the Lodi dynasty fell and Babur took over?

    (a) 1 and 3

    (b) 2 only

    (c) 2 and 3

    (d) 1 and 2

     

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  • Channapatna Toys in Afghan school academics

    Channapatna Toys

    Central Idea

    • Channapatna toys, a traditional craft from Karnataka, India, have become part of children’s academic activities in Afghanistan.

    About Channapatna Toys

    Details
    Location Channapatna, the Gombegala Ooru (Toy-town), about 60 km from Bengaluru, in Ramanagara district, Karnataka, India.
    Industry Over 250 cottage units and around 50 factories dedicated to toy-making.
    History Originated during Tipu Sultan’s reign in the 18th century, influenced by Persian artisans.
    Features – Handmade using traditional techniques

    – Made primarily of Ivory Wood, also sandalwood and mango wood

    – Painted with organic, natural dyes

    – Safe shapes for children (round, blunt edges).

    Recognition Received the Geographical Indication (GI) tag in 2005.