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Type: Prelims Only

  • Atmospheric Research Testbed in Central India (ART-CI)

    Why in the news-

    • The Ministry of Earth Sciences has commissioned Atmospheric Research Testbed-Central India (ART-CI) near Bhopal.

    About Atmospheric Research Testbed

    • ART-CI stands as an innovative testbed facility, pioneering the exploration of monsoon convection and land-atmosphere interactions, marking a significant advancement in climate research.
    • The Indian Institute of Tropical Meteorology (IITM), Pune leads ART-CI, operating under the Ministry of Earth Sciences (MoES).

    Mission Objectives

    • ART-CI primarily targets the monsoon trough area, encompassing the Monsoon Core Zone (MCZ), a critical component of the regional climate system.
    • Understanding this zone is paramount for precise weather forecasts and accurate climate modelling within India.

    Monsoon Core Zone (MCZ)

     

    • MCZ is a region in India stretching from Gujarat to West Bengal in the east.
    • India Meteorological Department demarcates it as an agricultural region where cropping is mostly rainfed.
    • It is the region within the monsoon trough area that plays a central role in the dynamics of the Indian monsoon system.
    • It is characterized by intense convective activity, significant rainfall, and crucial atmospheric interactions that influence the overall behavior of the monsoon.
    • The MCZ typically experiences a concentration of atmospheric processes that drive the onset, progression, and withdrawal of the monsoon rains across the Indian subcontinent.

    Features and Capabilities

    • ART-CI’s development unfolds incrementally as part of the Atmosphere & Climate Research-Modelling Observing Systems & Services (ACROSS) umbrella scheme.
    • The facility will feature an extensive array of remote-sensing and in-situ instruments.
    • These tools would help monitoring of various atmospheric parameters like convection, cloud cover, precipitation, soil moisture, radiation levels, and microphysics.

  • Global Methane Tracker, 2024

    Why in the news-

    • Methane emissions from fuel use in 2023 reached nearly record levels, totalling 120 million tonnes (Mt), as per the International Energy Agency’s (IEA) Global Methane Tracker 2024.

    What is Global Methane Tracker (GMT)?

    • The IEA’s Methane Tracker is an online database that tracks oil and gas-related methane sources globally.
    • It provides estimates of emissions across various sectors, including oil, natural gas, coal, and bioenergy, with the energy sector contributing nearly 40% of human-related methane emissions
    • It provides current estimates of methane emissions and highlights potential reductions achievable through existing technologies.

    GMT 2024: Key Findings 

    • Elevated Emissions: Satellite data revealed a more than 50% increase in large methane emissions in 2023 compared to the previous year.
    • Top Emitters: The United States and Russia emerged as the largest emitters of methane from oil and gas operations, contributing significantly to global emissions.
    • Fossil Fuel Leaks: Over 5 Mt of methane emissions were attributed to major fossil fuel leaks globally, including a significant blowout incident in Kazakhstan lasting over 200 days.
    • Cost of Emission Cut: Reducing methane emissions from fossil fuels by 75% by 2030 would require about $170 billion in spending – less than 5% of the income generated by the fossil fuel industry in 2023.

    About Methane Pollution

    • Methane, is an organic compound composed of carbon and four hydrogen atoms (CH4).
    • Second-biggest anthropogenic contributor to global warming after carbon dioxide, 80 times more potent.
    • Global Warming Potential (GWP) measures warming caused by substances relative to carbon dioxide over a century.
    • Methane GWP100: 28, nitrous oxide 265, sulphur hexafluoride 23,500.
    • Short-lived climate pollutant, breaks down in a few years, unlike carbon dioxide.
    • Sources: Cattle farming, landfills, wastewater treatment, rice cultivation, industrial processes.
    • Energy, agriculture, and waste sectors are primary emitters, responsible for 30% of global warming.
    • Livestock emissions, including manure and gastroenteric releases, account for 32% of human-caused emissions.

    Global steps to curb Methane Emissions 

    • Paris Agreement Goal: To limit warming to 1.5°C, methane emissions from fossil fuels must be reduced by 75% by 2030, necessitating substantial efforts and investments.
    • Global Methane Pledge: Launched at UN COP26 climate conference in Glasgow. Over 90 countries signed, led by the United States and the European Union (India not signed up).
    • First Global Stocktake (GST):  Released at COP28, called for countries to accelerate and substantially reduce non-carbon-dioxide emissions globally, including methane, by 2030. But it stopped short of providing a quantifiable target.

     

    Try this PYQ from CSE Prelims 2016:

    Q.In the cities of our country, which among the following atmospheric gases are normally considered in calculating the value of Air Quality Index?

    1. Carbon dioxide
    2. Carbon monoxide
    3. Nitrogen dioxide
    4. Sulphur dioxide
    5. Methane

    Select the correct answer using the codes given below:

    (a) 1, 2 and 3 only

    (b) 2, 3 and 4 only

    (c) 1, 4 and 5 only

    (d) 1, 2, 3, 4 and 5

  • Celebrating Pi Day: A Tribute to Mathematics

    In the news

    • March 14, or 3/14, is celebrated globally as Pi Day, paying homage to the mathematical constant Pi (π).

    About Pi Day

    • Initiated by: Physicist Larry Shaw of the Exploratorium museum in San Francisco started the tradition in 1988, which has since gained international recognition.
    • UNESCO Designation: In 2019, UNESCO designated Pi Day as the International Day of Mathematics, highlighting its significance in promoting mathematical awareness.

    What is Pi?

    • Mathematical Constant: Pi (π) represents the ratio of a circle’s circumference to its diameter, with a value of approximately 3.14.
    • Irrational Number: Pi is an irrational number, with a decimal representation that neither terminates nor repeats.
    • Ancient Approximations: Ancient civilizations, including Babylonians and Egyptians, approximated Pi using geometric methods, laying the foundation for its calculation.
    • Symbol of Beauty: Pi’s infinite and non-repeating decimal digits evoke a sense of wonder and appreciation for the intricacies of mathematics.

    Do you know?

    • Baudhayana (800 BC – 740 BC) is said to be the original Mathematician behind the Pythagoras theorem and Calculation of Pi (3.142).
    •  Pythagoras theorem was indeed known much before Pythagoras, and it was Indians who discovered it at least 1000 years before Pythagoras was born!
    • The credit for authoring the earliest Sulbha Sutras goes to him.
    • Aryabhatta, another great Indian mathematician, worked out the accurate value of π to 3.1416. in 499AD.

     

    Evolution of Pi Calculation

    • Archimedes’ Method: Greek polymath Archimedes devised a method to approximate Pi using inscribed and circumscribed polygons, pioneering early calculations.
    • Newton’s Contribution: Isaac Newton revolutionized Pi calculation using calculus, significantly simplifying the process and enabling rapid advancements.
    • Modern Computing: With the aid of modern computers, mathematicians have calculated Pi to trillions of decimal places, facilitating precise scientific calculations.

    Practical Significance of Pi

    • Architectural and Engineering Applications: Pi plays a crucial role in designing structures, shaping engineering solutions, and facilitating accurate measurements.
    • Understanding the Universe: Pi’s significance extends to diverse fields, from space exploration to molecular biology, underscoring its universal applicability.
    • Intrinsic Value: Despite its vast decimal expansion, Pi holds intrinsic value as a symbol of mathematical beauty and infinity, inspiring exploration and discovery.

  • President approves Uttarakhand’s UCC Bill

    In the news

    • Under Article 201 of the Indian Constitution, the President gave assent to the ‘Uniform Civil Code Uttarakhand 2024’ Bill passed by the Uttarakhand Legislative Assembly, on March 11 2024.

    What is the Uniform Civil Code?

    • The UCC is mentioned in Article 44 of the Constitution as part of the Directive Principles of State Policy, that the state should work to establish a uniform civil code for all citizens across India.
      • However, the Constitution’s framers left it to the government’s discretion to implement the UCC.
    • Goa is the only state in India with a UCC, following the Portuguese Civil Code of 1867.

    What are the SC Observations?

    • The Supreme Court has emphasized the importance of Governors promptly acting on Bills sent to them for assent after passage by Legislative Assemblies.
    • Bills should be returned “as soon as possible” to prevent undue delay, with significant constitutional intent behind this directive.

    Governor’s Power over State Bills

     

    [I] Article 200:

    • Article 200 delineates the process for State Legislative Assembly-passed Bills to be presented to the Governor for assent.
    • The Governor holds the authority to either assent, withhold assent, or reserve the Bill for consideration by the President.
    • Additionally, the Governor possesses the prerogative to return the Bill to the House or Houses with a message requesting reconsideration.

     

    [II] Article 201:

    • Article 201 stipulates the procedures concerning Bills reserved for the President’s consideration.
    • It allows the President to either assent to or withhold assent from the Bill.
    • If necessary, the President can direct the Governor to return the Bill to the State Legislature for reconsideration.

     

    Governor’s Discretion 

    The Governor holds several options upon receiving a Bill:

    • Granting Assent.
    • Requesting the Assembly to reconsider specific provisions or the entire Bill.
    • Obligatory reservation for the President’s consideration, especially in cases posing a threat to the state high court or contravening constitutional provisions, DPSP, national interest, or Article 31A regarding compulsory property acquisition.
    • Although within the Governor’s authority, withholding assent is seldom practiced due to its contentious nature.

    Committee Recommendations:

     

    (1) Sarkaria Commission (1987):

    • It recommended that Governors exercise discretion in reserving Bills for Presidential consideration only in rare cases of unconstitutionality.
    • Bills should otherwise be processed as per ministerial advice, with a maximum six-month period for Presidential disposition.

     

    (2) Punchhi Commission (2010):

    • It proposed a six-month timeframe for Governors to decide on Bills presented for assent, emphasizing timely decision-making.

    Try this PYQ from CSE Prelims 2016:

    Q.Consider the following statements:

    1. The Chief Secretary in a State is appointed by the Governor of that State.
    2. The Chief Secretary in a State has a fixed tenure.

    Which of the statements given above is/are correct?

    (a) 1 only

    (b) 2 only

    (c) Both 1 and 2

    (d) Neither 1 nor 2

  • Places in news: Pobitora Wildlife Sanctuary

    rhino

    Why in the news? 

    • The Supreme Court halted the Assam government’s attempt to revoke a 26-year-old notification establishing the Pobitora Wildlife Sanctuary, home to a significant rhino population.

    What was the reason behind this decision?

    • The Supreme Court asserted that withdrawing a notification for a wildlife sanctuary required permission from the National Board of Wildlife, and clarified its order does not impede actions to protect forest dwellers’ rights.

    About Pobitora Wildlife Sanctuary 

    • Pobitora Wildlife Sanctuary boasts the highest density of one-horned rhinos globally, second only to Kaziranga National Park in Assam. Often dubbed as ‘Mini Kaziranga,’ Pobitora shares a similar landscape and vegetation to its renowned counterpart.
    • The sanctuary shelters various endangered species, including one-horned rhinoceros, leopards, leopard cats, fishing cats, jungle cats, feral buffaloes, wild pigs, and Chinese pangolins.
    • Approximately 72% of Pobitora’s area comprises a wet savannah dominated by Arundo donax and Saccharum grasses, while the rest is covered by water bodies.

    About One-Horned Rhino:

    • IUCN Red List Status: Vulnerable.
    • Habitat– Rhinos are mainly found in Assam, West Bengal and Uttar Pradesh.
      • Assam has an estimated 2,640 rhinos in four protected areas, i.e. Pabitora Wildlife Reserve, Rajiv Gandhi Orang National Park, Kaziranga National Park, and Manas National Park.
      • About 2,400 of them are in the Kaziranga National Park and Tiger Reserve (KNPTR).

    Prelims Question:

    Which wildlife sanctuary boasts the highest density of one-horned rhinos globally, second only to Kaziranga National Park in Assam?

    a) Manas National Park

    b) Pobitora Wildlife Sanctuary

    c) Rajiv Gandhi Orang National Park

    d) Jim Corbett National Park

     

    [wpdiscuz-feedback id=”tqlc9hnh9p” question=”Please leave a feedback on this” opened=”1″]Post your answers here.[/wpdiscuz-feedback]

     

  • India’s First Cattle Dung-based Bio-CNG Station in Gujarat

    In the news

    • Nestled along the Deesa-Tharad highway in Gujarat’s Banaskantha district lies India’s pioneering gas-filling station, seemingly unremarkable at first glance.
    • However, this station, powered by cattle and buffalo dung, marks a significant leap in renewable energy innovation.

    Fuel Production from Dung: A Technological Marvel

    • Innovative Concept: The ‘BioCNG’ outlet in Dama village of Deesa taluka stands as India’s sole gas-filling station utilizing cattle and buffalo dung.
    • Daily Operations: The outlet serves 90-100 vehicles daily, selling 550-600 kg of gas generated from 40 tonnes of dung processed at an adjacent plant.
    • Dung Utilization: Approximately 40,000 kg of dung are sourced daily from 2,700-2,800 animals belonging to 140-150 farmers residing within a 10 km radius of the plant.

    Understanding the Dung-to-Fuel Process

    • Biogas Production: Fresh dung, rich in methane and water, undergoes anaerobic digestion in a sealed vessel, yielding raw biogas.
    • Purification Process: The raw biogas undergoes purification to remove impurities like CO2 and H2S, resulting in compressed biogas (CBG) suitable for vehicle use.
    • Production Output: From 40 tonnes of dung, the plant generates 2,000 cubic meters of raw biogas containing 55-60% methane, 35-45% CO2, and 1-2% hydrogen sulphide (H2S) and moisture.

    Dual Benefits: Fuel and Fertilizer

    • Fuel Value: CBG is sold at the station for Rs 72/kg, offering a renewable and eco-friendly alternative to traditional fuels.
    • Fertilizer Production: The process also yields bio-fertilizer, enriching soil health and providing an additional income stream for farmers.
    • Fertilizer Sales: The Banaskantha Union markets 8,000-10,000 kg of bio-fertilizer daily, with phosphate-rich organic manure (PROM) fetching Rs 15-16/kg and compost Rs 8-10/kg.

    Significance: Decentralized Model for Sustainable Agriculture

    • Community Involvement: The initiative engages local farmers, who supply dung to the plant, fostering community participation and economic empowerment.
    • Replicability and Scalability: The model holds potential for replication across districts and states, offering a scalable solution for energy and agricultural needs.
    • Investment Plans: The Banaskantha Union plans to commission four additional 100-tonnes capacity plants by 2025, with a total investment of Rs 230 crore.

    Conclusion

    • The establishment of India’s first dung-based gas-filling station represents a significant stride towards renewable energy adoption and agricultural sustainability.
    • As technology continues to evolve, decentralized models like these hold promise for transforming rural economies while mitigating environmental impact.
    • With ongoing support and investment, such initiatives can pave the way for a greener and more resilient future.

    Try this PYQ from CSE Prelims 2019:

    Q.In the context of proposals to the use of hydrogen-enriched CNG (H-CNG) as fuel for buses in public transport, consider the following statements:

    1. The main advantage of the use of H-CNG is the elimination of carbon monoxide emissions.
    2. H-CNG as fuel reduces carbon dioxide and hydrocarbon emissions.
    3. Hydrogen up to one-fifth by volume can be blended with CNG as fuel for buses.
    4. H-CNG makes the fuel less expensive than CNG.

    Which of the statements given above is/are correct?

    (a) 1 only

    (b) 2 and 3 only

    (c) 4 only

    (d) 1, 2, 3 and 4

  • Enduring Friendship of Gandhi and Tagore: Exploring Their Legacy

    In the news

    • Santiniketan celebrates ‘Gandhi Punyaha Din’ on March 10 every year, honoring Gandhi’s teachings on self-reliance and communal harmony.
    • This event highlights the profound friendship between MK Gandhi and Rabindranath Tagore that spanned from 1914-15 until Tagore’s passing in 1941.

    Try this PYQ from CSE Mains 2016:

    Q. Highlight the differences in the approach of Subhash Chandra Bose and Mahatma Gandhi in the struggle for freedom.

     About Rabindranath Tagore

    Details
    Birth Born in Calcutta on 7th May 1861.
    About
    • Known as ‘Gurudev’, ‘Kabiguru’, and ‘Biswakabi’.
    • Influential Bengali poet, novelist, and painter.
    Literary Contributions
    • Composed over 2000 songs, known as ‘Rabindra Sangeet’.
    • Modernized Bengali prose and poetry.
    • Notable works include Gitanjali, Ghare-Baire, Gora, Manasi, Balaka, Sonar Tori, and Ekla Chalo Re.
    • Established Vishwa-Bharati University.
    Awards
    • Awarded the Nobel Prize in Literature in 1913 for Gitanjali.
    • First non-European to receive the Nobel Prize.
    • Awarded knighthood in 1915, renounced in 1919.
    Death Passed away on 7th August 1941 in Calcutta.
    Quotes
    1. “You can’t cross the sea merely by standing and staring at the sea.” – “Don’t limit the child to your own learning, for he was born in another time.”
    2. “If I can’t make it through one door, I’ll go through another door- or I’ll make a door. Something terrific will come no matter how dark the present.”
    3. “Facts are many, but the truth is one”.

    Gandhi and Tagore: Genesis of Friendship

    • First Encounter (March 6, 1915): Gandhi’s visit to Santiniketan, West Bengal, where he spent nearly a month, profoundly influenced Tagore’s idyllic school and laid the foundation for their friendship.
    • Shared Ideals: Both Gandhi and Tagore were proponents of education, social reform, and cultural revival, fostering a deep connection rooted in their common vision for India’s future.

    Meeting of Two Titans

    • Tagore’s Acclaim: Tagore was already a global figure, having won the Nobel Prize in Literature in 1913, whereas Gandhi was yet to emerge as the leader he would become.
    • Crossing Paths: C F Andrews, recognizing their ideological synergy, facilitated their meeting in Santiniketan, marking the beginning of their enduring friendship.
    • Intellectual Exchange: Their initial encounter sparked lively discussions on spirituality, ethics, and the future of India, setting the stage for a profound intellectual partnership.

    Diverse Perspectives and Respectful Disagreements

    • Philosophical Disputes: Gandhi and Tagore engaged in spirited debates on various issues, including social, political, and economic matters, reflecting their diverse perspectives.
    • Respecting Differences: Despite their disagreements, they maintained a deep respect for each other’s viewpoints, fostering a relationship that transcended ideological disparities.
    • Intellectual Integrity: Both leaders valued intellectual honesty and integrity, allowing for open dialogue and constructive criticism, even when their opinions diverged.

    A Tale of Mutual Admiration

    • Endearing Nicknames: Tagore referred to Gandhi as “Mahatma,” signifying his reverence for Gandhi’s moral stature, while Gandhi addressed Tagore as “Gurudev,” acknowledging his role as a spiritual guide.
    • Common Ground: Despite their differences, both leaders shared a commitment to truth, non-violence, and service to humanity, which formed the bedrock of their friendship.
    • Shared Vision: Gandhi and Tagore envisioned a free and inclusive India, where diversity was celebrated, and social justice prevailed, inspiring generations to strive for a better future.

    Legacy and Influence

    • Historical Reflections: Their friendship reflected an era of profound intellectual exchange and collaboration, shaping India’s socio-cultural fabric during a pivotal period in its history.
    • Modern Interpretations: Scholars continue to analyze their correspondence and interactions, offering insights into the complexity and depth of their relationship, which remains relevant in contemporary discourse.
    • Global Impact: The principles espoused by Gandhi and Tagore continue to resonate globally, inspiring movements for peace, justice, and human rights across the world.

    Conclusion

    • The enduring friendship between Gandhi and Tagore stands as a testament to the power of intellectual exchange, mutual respect, and shared ideals.
    • Their bond, characterized by respectful disagreements and a commitment to truth, continues to inspire generations and holds lessons for fostering dialogue and understanding in today’s world.
    • As we reflect on their legacy, we recognize the enduring relevance of their teachings in shaping a more inclusive and compassionate society.

  • GE Marvel: Parthenogenesis in Drosophila Fruit Flies

    In the news

    • In a recent milestone, researchers from Cambridge University and the California Institute of Technology achieved a remarkable feat: transforming a sexually reproducing fruit-fly species into one capable of asexual reproduction through minor genetic modifications.

    About Drosophila

    • Drosophila is a genus of two-winged flies commonly known as fruit flies that are used in evolutionary and developmental studies.
    • It is a genus of flies, belonging to the family Drosophilidae, whose members are often called “small fruit flies” or pomace flies, vinegar flies, or wine flies, a reference to the characteristic of many species to linger around overripe or rotting fruit.
    • The Drosophila melanogaster genome has 200,000,000 base pairs distributed across four DNA molecules, encoding about 13,600 genes.
    • Hence it is one of the most widely-used and preferred model organisms in biological research across the world for the last 100 years.

    Parthenogenesis (Asexual Reproduction) in Drosophila Family

    • Parthenogenesis Discovery: Parthenogenesis, or fatherless reproduction, was observed in Drosophila mangebeirai, a species consisting solely of females.
    • Facultatively Parthenogenetic Species: Approximately 76% of sexually reproducing species, including Drosophila mercatorum, were found to exhibit facultative parthenogenesis, wherein isolated virgin females hatch eggs that develop into offspring without fertilization by males.
    • Canonical Species: Drosophila melanogaster, the standard species for research, strictly reproduces sexually.

    Genetic Basis of Parthenogenesis

    • Identifying Relevant Genes: Researchers aimed to identify genes facilitating parthenogenetic development in Drosophila mercatorum eggs and modify the Drosophila melanogaster genome accordingly.
    • RNA Sequencing: Utilizing RNA sequencing, researchers identified 44 genes in parthenogenetic D. mercatorum eggs that exhibited differential expression compared to sexually reproducing eggs.

    Engineering Asexual Reproduction

    • Genetic Modifications: Researchers manipulated the expression levels of specific genes in the Drosophila melanogaster genome to mimic those observed in parthenogenetic D. mercatorum eggs.
    • Outcome: Genetic alterations, including overexpression of the pologene and Myc gene and reduced expression of the Desat2 gene, resulted in approximately 1.4% of D. melanogaster eggs exhibiting parthenogenesis, with viable offspring reaching adulthood.
    • Reproductive Potential: Parthenogenetically produced adult flies were capable of mating with males and producing progeny, demonstrating facultative parthenogenesis in a strictly sexually reproducing species.

    Mechanism Involving Polar Bodies

    • Role of Polar Bodies: Polar bodies, by-products of chromosome transmission mechanisms during fertilization, were implicated in initiating embryonic development in unfertilized eggs.
    • Efficiency Alterations: Genetic modifications likely impaired the sequestration and disposal of polar bodies, enabling them to substitute for the missing male pronucleus and initiate embryonic development.

    Implications for Pest Control

    • Pest Management: Raises concerns about unintended consequences in pest control strategies reliant on sterilization or genome editing.
    • Genetic Engineering: Opens avenues for genetic manipulation in model organisms, aiding research in gene drive technology and population control.
    • Conservation Biology: Offers insights into species adaptability and potential impacts of genetic interventions on natural populations.

  • All about India’s Indigenous Fifth-Gen Fighter Jet AMCA

    In the news

    • The Cabinet Committee on Security (CCS) has approved a Rs 15,000 crore project for the development of India’s fifth-generation Advanced Medium Combat Aircraft (AMCA), marking a significant stride in indigenous defense capabilities.

    About Advanced Medium Combat Aircraft (AMCA)

    • The AMCA project aims to design and manufacture a stealthy multirole fighter jet to bolster the Indian Air Force’s (IAF) combat fleet.
    • It was first initiated in 2007.
    • It is led by the Aeronautical Development Agency (ADA) under the DRDO.

    Features of AMCA

    • Stealth Technology:Stealth platforms possess a very low radar cross section and use Radar Absorbing Materials (RAM) to reduce radar reflection.
      • Equipped with advanced stealth features, the 25-tonne twin-engine aircraft will evade enemy radar detection, placing it on par with or even surpassing other fifth-generation stealth fighters globally.
    • Fuel and Weapons Capacity: The aircraft will feature a concealed internal fuel tank with a capacity of 6.5 tonnes and an internal weapons bay for carrying a diverse range of weapons, including indigenous armaments.
    • Engine Specifications: Initially powered by the US-built GE414 engine, the AMCA Mk2 variant will utilize a more powerful 110kN engine developed indigenously by DRDO’s Gas Turbine Research Establishment (GTRE) in collaboration with foreign defense partners.
    • Specialized Design Features: The AMCA will incorporate innovative design elements such as a diverterless supersonic inlet and a serpentine air intake duct to optimize engine performance and minimize radar emissions.

    Significance of the development

    • Indigenous boost: AMCA project underscores India’s quest for self-reliance in defense technology, following its withdrawal from the Fifth Generation Fighter Aircraft (FGFA) collaboration with Russia in 2018.
    • Stealth Advantages: As a fifth-generation fighter, the AMCA will possess low electromagnetic signature, enhancing survivability and lethality in modern combat scenarios.
    • Enhanced Capabilities: With advanced sensors and weaponry, the AMCA will be capable of detecting and engaging enemy aircraft while remaining undetected, offering a significant advantage over fourth-generation counterparts.

    Development Timeline and Prospects

    • Flight Schedule: Following CCS approval, the ADA aims to conduct the first flight of the AMCA within four and a half to five years, with full development expected to span around a decade.
    • Manufacturing Partnerships: HAL will undertake aircraft production, with private industry collaboration anticipated to expedite the manufacturing process.
    • Operational Imperatives: The IAF’s requirement for seven squadrons of AMCA underscores its pivotal role in augmenting India’s air combat capabilities amid dwindling fighter squadron numbers.

    Global Context and Future Prospects

    • Limited Fifth-Generation Fleet: While countries like the US, China, and Russia possess fifth-generation stealth fighters, the AMCA will add India to this exclusive list, enhancing its strategic posture in the region.
    • IAF’s Modernization Needs: Amidst retiring legacy aircraft, the induction of AMCA squadrons will address critical operational gaps, ensuring a potent air combat fleet for the future.

    Conclusion

    • The development of AMCA heralds a new era of indigenous defence manufacturing in India, underlining the nation’s commitment to technological advancement and military modernization.
    • With its advanced capabilities and stealth features, the AMCA promises to be a game-changer in the realm of aerial warfare, reinforcing India’s position as a formidable force in the global defence arena.

  • GPS-based Highway Toll Collection: The New Proposed System

    In the news

    • The government’s plan to implement a new highway toll collection system based on the Global Navigation Satellite System (GNSS) before the 2024 election model code of conduct kicks in.
    • In this article, we delve into the details of the proposed system, its challenges, privacy safeguards, and its relationship with the existing FASTag system.

    New Proposed Highway Tolling System

    • Utilization of GNSS: The system will employ an On-Board Unit (OBU) or tracking device fitted inside vehicles, leveraging the Indian satellite navigation system, GAGAN, for accurate location mapping.
    • ANPR Technology: It will use an automatic number plate recognition (ANPR) system through cameras installed on highways and deduct tolls based on the distance travelled by a vehicle.
    • Digital Image Processing: Co-ordinates of national highways will be logged digitally, and toll rates will be assigned based on the distance travelled by a vehicle, with toll amounts deducted from a wallet linked to the OBU.
    • Enforcement Mechanisms: Gantries mounted with CCTV cameras will monitor highways, capturing high-security registration plate images to prevent evasion, ensuring compliance with the tolling system.

    Challenges in Implementation

    • Recovery of Unpaid Tolls: Recovering toll amounts from non-compliant users poses a challenge, especially when digital wallets linked to OBUs are empty.
    • Evasion and Non-Compliance: Vehicles traveling without OBUs or deliberately switching them off, or misuse of OBUs to pay lower tolls, present enforcement challenges.
    • Infrastructure and Legal Amendments: Setting up ANPR-based systems and amending toll collection rules are essential for the effective implementation of the new system.

    Privacy Safeguards

    • Usage of GAGAN: Utilizing the indigenous GAGAN system instead of GPS ensures data security within the country, addressing privacy concerns.
    • Legal Framework: The Digital Personal Data Protection Act, 2023, aims to safeguard privacy, although concerns regarding increased state surveillance exist.

    Co-Existence with FASTags

    • Complementary Systems: The new tolling system will co-exist with FASTags, with no decision yet on mandating OBUs for all vehicles.
    • Operational Efficiency: While FASTags have achieved robust compliance, the GNSS-based system offers lower operational costs and streamlines toll collection processes.

    Key Statistics

    • FASTag Compliance: By December 2023, 98.9% of vehicles passing through toll fee plazas at national highways were FASTag compliant, reflecting widespread adoption.
    • Toll Collection Growth: Toll collection increased 1.5 times from ₹17,942 crore in 2016-2017 to ₹27,744 crore in 2020-2021 at National Highway fee plazas, showcasing the effectiveness of existing mechanisms.

    Conclusion

    • The proposed GNSS-based toll collection system represents a paradigm shift in highway tolling mechanisms, promising greater accuracy, efficiency, and compliance.
    • However, challenges such as recovery of unpaid tolls and infrastructure requirements need to be addressed for successful implementation.
    • With adequate safeguards for privacy and co-existence with FASTags, the new system holds the potential to revolutionize highway toll collection in India.