Schedule

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🔆 1. CONTEMPORARY RULERS OF GAUTAMA BUDDHA

📍 Rulers and Their Kingdoms
🟢 Ajatashatru — Magadha
🟢 Prasenjit (Prasenajit) — Kosala
🟢 Udayana — Vatsa
🟢 Avantiputra — Shurasena

🔆 2. LATER RULERS WHO SUPPORTED BUDDHISM
🟢 Ashoka — Mauryan ruler who played a major role in spreading Buddhism.
🟢 Kanishka — Kushana ruler associated with the growth of Buddhism.
🟢 Harshavardhana — Promoted Buddhism and supported Buddhist institutions.
🟢 Pala Rulers — Supported Buddhist learning and institutions, including Nalanda and Vikramashila.

🔆 3. WOMEN IN BUDDHISM
🟢 Mahapajapati Gotami (Gautami) is traditionally recognised as the first woman admitted to the Buddhist Sangha, establishing the Bhikkhuni order.

📍 UPSC PRELIMS QUICK REVISION
🟢 Ajatashatru — Magadha
🟢 Prasenjit — Kosala
🟢 Udayana — Vatsa
🟢 Avantiputra — Shurasena
🟢 First woman in the Buddhist Sangha — Mahapajapati Gotami

🔆 MAINS QUESTION
“Examine the role of rulers and royal patronage in the spread and development of Buddhism in ancient India.”

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🔆 BEYOND E20: INDIA’S FLEX-FUEL TRANSITION

🔆 What’s in the News?
🟢 The Ministry of Road Transport & Highways (MoRTH) amended the Central Motor Vehicles Rules, 1989, to expressly include E100 alongside E85 in emission certification.
🟢 The amendment creates a regulatory pathway for Flex-Fuel Vehicles (FFVs), taking India beyond the E20 blending stage.
🟢 It is an enabling measure, not a mandatory fuel-switching requirement.

🔆 Understanding Ethanol Fuels
📍 Ethanol: Alcohol (C₂H₅OH) produced by fermenting sugars or starch. It increases petrol’s octane number and supports combustion, but has approximately one-third less energy per litre than petrol.

🟢 E20: 20% ethanol by volume.
🟢 E85: Up to 85% ethanol.
🟢 E100: Predominantly ethanol.
🟢 1G Biofuels: Produced from sugarcane juice, molasses, maize and other food-grain feedstocks.
🟢 2G Biofuels: Produced from agricultural residues, such as rice straw.

🔆 Flex-Fuel Vehicles (FFVs)
🟢 Run on different ethanol-petrol blends within their certified range using a single fuel tank.
🟢 Sensors and engine controls adjust to the fuel mixture, while compatible fuel-system materials resist ethanol’s corrosive effects.
🟢 Important: E10/E20 compatibility does not automatically make a vehicle suitable for E85/E100. Check the manufacturer’s manual and fuel-compatibility sticker.

🔆 India’s Ethanol Blending Journey
🟢 2003: Ethanol Blended Petrol (EBP) Programme introduced.
🟢 2018: National Policy on Biofuels set the original E20 target for 2030.
🟢 2021: NITI Aayog’s roadmap advanced the E20 target to 2025.
🟢 2022: E10 blending achieved; the E20 target was brought forward.
🟢 2024–25: E20 blending achieved, five years ahead of the original 2030 target.
🟢 2026: E85/E100 flex-fuel vehicle certification pathway introduced.

🔆 Significance for India
📍 Energy Security
🟢 Domestically produced ethanol can partially substitute imported crude oil and reduce the import bill.

📍 Agriculture
🟢 Creates additional markets for sugar mills and grain growers and can help sugar mills clear cane-price arrears.

📍 Environment
🟢 Suitable engines may reduce certain exhaust pollutants and lifecycle greenhouse-gas emissions, depending on feedstock and production methods.

📍 Technological Transition
🟢 FFVs can enable higher ethanol utilisation beyond the practical blending ceiling for ordinary vehicles.

🔆 Challenges and Concerns
🟢 Food vs Fuel: Diversion of maize and rice to ethanol may increase food and animal-feed prices.
🟢 Water Footprint: Sugarcane cultivation is water-intensive and may aggravate groundwater stress.
🟢 Mileage: Lower energy content can increase fuel consumption per kilometre, requiring competitive E85/E100 pricing.
🟢 Infrastructure: Wider adoption requires compatible vehicles, dispensing stations and reliable ethanol supplies.
🟢 Policy Coordination: FFVs and flex-fuel hybrids must be integrated coherently with India’s electric-mobility transition.

🔆 Institutions & Key Terms
🟢 PM JI-VAN Yojana (2019): Supports advanced biofuel projects, including second-generation biofuels.
🟢 Global Biofuels Alliance: Co-founded by India at the 2023 G20 New Delhi Summit.
🟢 ESY: Ethanol Supply Year, running from November to October.
🟢 OMCs: Oil Marketing Companies, including IOCL, BPCL and HPCL.
🟢 FFV-SHEV: Flex-Fuel Strong Hybrid Electric Vehicle.

🔆 Way Forward
🟢 Expand sustainable, residue-based ethanol production.
🟢 Align fuel pricing with mileage and operating costs.
🟢 Develop vehicle models, refuelling infrastructure and dependable ethanol supply together.
🟢 Protect food security and water resources while assessing lifecycle emissions.

🔆 UPSC Mains Practice Question
Having achieved E20 blending, India is preparing for flex-fuel vehicles that can run on E85 and E100. Critically examine the opportunities and challenges of high-ethanol fuels for India’s energy security, agriculture and environment. (15 marks, 250 words)

#Environment #pib

🔆 ONE-LINERS | 28 OCTOBER 2026

🔆 HISTORY, ART & CULTURE

📍 Nelakondapalli Buddhist Heritage Destination
🟢 Location: Nelakondapalli village, Khammam district, Telangana, near Balasamudram Lake.
🟢 Major Monument: Ancient Mahastupa, locally known as Eradibba or Virataraja Dibba, approximately 54 feet tall.
🟢 Historical Period: Satavahana (2nd–3rd century CE), Ikshvaku (3rd–4th century CE) and later Vishnukundin periods.
🟢 Archaeological Finds: Brick-built viharas, chaitya halls, wells, water cisterns, a bronze Buddha idol, terracotta figures and a miniature limestone stupa.
🟢 Recent Development: Telangana announced a ₹37.25-crore project to develop the site into an international Buddhist heritage and tourism destination over an 18-month timeline.

🔆 INTERNATIONAL RELATIONS & ISSUES

📍 Brazil Presidential Election 2026
🟢 Incumbent President Luiz Inácio Lula da Silva won the presidential runoff on 25 October 2026, securing a fourth non-consecutive term.
🟢 Vote Share: Lula received 51.9% of valid votes, defeating right-wing candidate Flávio Bolsonaro, who secured 48.1%.
🟢 In the first round on 4 October 2026, Bolsonaro led with 46% against Lula’s 45%.
🟢 Lula’s new term is scheduled to begin on 1 January 2027.
🟢 Key challenges include political polarisation, a hostile Congress and economic pressures.

📍 14th ADMM-Plus Meeting, Philippines
🟢 Dates: 27–28 October 2026.
🟢 Venue: Lapu-Lapu City, Cebu, Philippines.
🟢 Chair: The Philippines, holding the ASEAN Defence Ministers’ Meeting (ADMM) chairmanship for 2026.
🟢 Theme: “Navigating Our Future, Together”.
🟢 Indian Delegation: Led by Defence Minister Rajnath Singh, who addresses regional and international security issues.
🟢 Participants: Defence ministers and representatives from 10 ASEAN member states and eight dialogue partners—India, the US, China, Russia, Japan, South Korea, Australia and New Zealand.
🟢 Key Focus: Regional and maritime security, cybersecurity and defence cooperation.

🔆 ECONOMY

📍 India’s First Cooperative-Sector Airline
🟢 The Kerala government approved the proposal for Co-Keralam, India’s first cooperative-sector airline.
🟢 Lead Organisation: Kerala Civil Aviation Development Cooperative Society, spearheaded by C. N. Vijayakrishnan.
🟢 Governance: Kerala Chief Minister Pinarayi Vijayan serves as chair; the state Cooperative Minister is vice-chair.
🟢 Investment Plan: Around 2,000 cooperative societies are expected to invest ₹2 crore each, creating a proposed equity pool of ₹4,000 crore.
🟢 Fleet Plan: Leased 72-seater aircraft, such as ATR-type turboprops, to improve regional connectivity in southern India.
🟢 Proposed Fares: ₹3,500–₹6,000 for domestic routes.
🟢 Status: State approval has been granted, but commercial schedules and DGCA regulatory clearances remain pending.

🔆 SECURITY & TECHNOLOGY

📍 Twin-Drone SAR System
🟢 The Indian Naval Academy unveiled a twin-drone maritime Search and Rescue (SAR) system designed to locate and assist people in distress at sea.
🟢 Surveillance Drone: Uses 2K optical and thermal cameras and a YOLO-based AI model to detect human heat signatures in live video.
🟢 Surveillance Drone Endurance: Up to 45 minutes; payload capacity of 0.5 kg and maximum speed of 50 km/h.
🟢 Rescue Drone: Receives GPS coordinates through long-range radio-frequency communication and delivers a self-inflating lifebuoy.
🟢 Rescue Drone Endurance: Up to 25 minutes; payload capacity of 2.5 kg and maximum speed of 40 km/h.
🟢 Operating Radius: Approximately 10 km for both drones.
🟢 Human Control: Final release of the lifebuoy remains under direct human-operator control.

📍 Exercise Garuda Shakti 2026
🟢 Edition: 11th edition of the India–Indonesia Joint Special Forces Exercise.
🟢 Dates: 26 October–8 November 2026.
🟢 Location: Banyuwangi, East Java, Indonesia.
🟢 Indian Contingent: Special Forces personnel from the Parachute Regiment of the Indian Army.
🟢 Indonesian Contingent: Personnel from Indonesian Special Forces.

🔆 ENVIRONMENT

📍 Greater Flamingos at Veeranam Lake
🟢 Location: Veeranam Lake, Cuddalore district, Tamil Nadu, approximately 50 km inland.
🟢 Species: Greater flamingo (Phoenicopterus roseus), normally associated with coastal and saline habitats.
🟢 Possible Causes: Altered southwest monsoon rainfall, water scarcity and reduced Cauvery River inflow.
🟢 Falling lake levels created shallow feeding areas, while evaporation concentrated plankton and other food resources.
🟢 Significance: Highlights how climate variability and habitat changes can influence bird migration and feeding behaviour.

📍 New Plant Species: Osbeckia assamensis
🟢 Family: Melastomataceae.
🟢 Location: Grasslands of Manas National Park, Assam.
🟢 Formally described by researchers Barnali Das and Professor Namita Nath in the journal Phytotaxa on 22 October 2026.
🟢 Characteristics: Perennial shrub, approximately 2–2.5 metres tall, with bright pink flowers arranged in clusters.
🟢 Flowering Season: September–February.
🟢 Conservation Status:Data Deficient (DD) under IUCN criteria.

📍 New Giant Waterlily Species in Colombia
🟢 Scientific Name:Victoria colombiana.
🟢 Family: Nymphaeaceae.
🟢 Recognised as the fourth scientifically identified species of the giant waterlily genus Victoria.
🟢 Location: Flooded lakes within the Inírida River system, Guainía department, Colombia.
🟢 Leaf Size: Floating leaves can reach approximately 2–2.5 metres across.
🟢 Conservation: Classified as Critically Endangered, with an estimated 30–50 individual plants remaining in the wild.
🟢 Conservation efforts include seed cultivation at Bogotá Botanical Garden and Kew Gardens.

🔆 SPORTS

📍 2029 Senior World Weightlifting Championships
🟢 Host City: Ahmedabad, Gujarat.
🟢 The International Weightlifting Federation (IWF) awarded India the hosting rights during its Executive Board meeting in Ningbo, China.
🟢 This will be the first time India hosts the Senior World Weightlifting Championships.
🟢 The event will serve as a qualifying competition for the 2030 Commonwealth Games, also scheduled to be held in Ahmedabad.
🟢 The IWF also awarded the 2027 World Youth Championships to Pristina, Kosovo, and the 2027 World Junior Championships to Caracas.

#CurrentAffairs

28 october UPSC current affairs

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🔆 HISTORY, ART & CULTURE | RANI ABBAKKA CHOWTA

🔆 WHY IN NEWS?
🟢 Rani Abbakka Chowta is being remembered for her resistance against Portuguese expansion and efforts to honour her contributions.

🔆 1. ABOUT RANI ABBAKKA
🟢 Period: 16th century.
🟢 Kingdom: Ullal, a prosperous port in Tulunadu, near Mangaluru, Karnataka.
🟢 Dynasty: Chowta dynasty.
🟢 Religion: Jainism; her administration included Hindus and Muslims.
🟢 Matrilineal Tradition: The Chowtas followed inheritance and authority through the female line.
🟢 Also known as Abbakka Mahadevi.

🔆 2. CONTRIBUTIONS & RESISTANCE

🟢 Resistance to Portuguese: Defended Ullal against Portuguese colonial expansion and repeated attacks.

🟢 Counterattack of 1567: After escaping a Portuguese attack, she reportedly took shelter in a mosque and launched a night counterattack with 200 soldiers, killing General João Peixoto and 70 Portuguese soldiers.

🟢 Religious Unity: Her forces included Hindus, Muslims and members of different communities, including the Moggaveeras.

🟢 Strategic Alliance (1570): Allied with Bijapur, Ahmednagar and the Zamorin of Calicut against the Portuguese.

🟢 Sacrifice: Continued resisting despite betrayal by her estranged husband. According to the supplied account, she revolted after being imprisoned and died fighting.

🔆 3. MODERN RECOGNITION

🟢 Tulu Baduku Museum: Located in Bantwal Taluk, Karnataka, and named in her honour.
🟢 Indian Coast Guard: The patrol vessel ICGS Rani Abbakka commemorates her legacy.
🟢 Veera Rani Abbakka Prashasti: Award recognising distinguished women.

🔆 4. UPSC SIGNIFICANCE

🟢 Highlights early resistance to European colonial expansion.
🟢 Demonstrates the role of women in India’s military and political history.
🟢 Reflects the importance of religious unity, maritime trade and regional alliances in resisting colonial powers.

🔆 MAINS QUESTION

“Discuss the contribution of Rani Abbakka Chowta to early resistance against Portuguese expansion and examine her significance in India’s regional history.” (150 words)

#history #prelims #mains

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🔆 ONE-LINERS | 29 OCTOBER 2026
📚 UPSC Current Affairs | AnmolVachan1

🔆 GEOGRAPHY

📍 Heatwave Exposure Among Infants and Older Adults
🟢 Lancet Countdown on Health and Climate Change: India ranks among the countries with the highest heatwave exposure for infants and older adults, alongside China, the US and Russia.
🟢 Global heatwave exposure in 2025: Older adults experienced 10.8 billion person-days of heatwaves, while infants experienced 1.1 billion person-days.
🟢 Average exposure: 12.8 heatwave days per older adult and 8.7 days per infant.
🟢 In India, people experienced over 2,600 hours annually of moderate or higher outdoor heat stress, affecting sleep and agricultural and labour productivity.
🟢 The report urges governments to formally recognise climate change as a global health emergency.

🔆 ECONOMY

📍 India’s Soybean Imports (2025–26)
🟢 India’s soybean imports reached a record 1.1 million metric tonnes in the marketing year ending 30 September 2026, compared with around 2,000 tonnes in the previous year.
🟢 Higher domestic soybean prices prompted processing mills to increase overseas purchases.
🟢 India permits imports only of non-GM soybeans, limiting sourcing to countries including Niger, Benin, Togo and Nigeria.
🟢 Niger was the largest supplier, accounting for over 430,000 tonnes.
🟢 Customs authorities investigated shipments declared as originating in Niger over suspected mislabelling of Nigerian cargoes to evade tariffs.
🟢 India’s soymeal exports halved to 1 million tonnes in 2025–26.

🔆 ENVIRONMENT

📍 Gerrothorax maritimus: Fully Marine Stem Amphibian
🟢 Discovered in Guizhou Province, China, and announced in October 2026.
🟢 Lived approximately 237 million years ago during the Late Triassic period.
🟢 Two nearly complete fossil skeletons were found in an ancient offshore marine environment.
🟢 Measured approximately 737 mm (about 3 feet) long, with a chunky, disc-shaped, bottom-dwelling body covered in heavy bony plates.
🟢 Its armour may have protected it from marine predators such as ichthyosaurs.
🟢 It was a bottom-dwelling ambush predator that sucked prey from the seafloor, similar to a modern wobbegong shark.
🟢 Research findings were published in Nature Ecology & Evolution.

📍 Siang Upper Multipurpose Project (SUMP)
🟢 Proposed 11,200 MW hydropower and water-storage project on the Siang River, Arunachal Pradesh, designed by NHPC Limited.
🟢 If completed, it would be India’s largest hydropower project.
🟢 Intended benefits include electricity generation, water-table improvement and flood moderation.
🟢 Strategic significance: A proposed buffer against sudden water-flow changes associated with China’s planned 60,000 MW hydropower project on the Yarlung Tsangpo in Tibet.
🟢 India estimates the Chinese project could divert up to 40 billion cubic metres (BCM) of water or create a risk from sudden releases.
🟢 Declared a National Project in 2008; it remains stalled at the pre-feasibility survey and technical assessment stages amid local resistance.

📍 Oxfam Report: Carbon Emissions and Inequality
🟢 Report: “Disaster Divide – How Climate Chaos Deepens Inequality and Enriches the Few.”
🟢 The richest 0.1% (about 8 million people) produce more carbon pollution than the poorest 3.5 billion people combined.
🟢 A person in the richest 0.1% contributes nearly 400 times more to extreme heatwaves than someone in the poorest half of the global population.
🟢 The richest 1% are responsible for 20% of global warming since 1990—around 100 times more per person than the poorest half.
🟢 Private jets collectively emit more CO₂ in two seconds than a person in the poorest half emits in an entire year.
🟢 Emissions from the richest 1% are projected to cause 1.9 million excess heat-related deaths and nearly $53 trillion in economic damage by 2050.
🟢 The report highlights how wealthy investors in high-polluting industries can also profit from disaster recovery, preparedness and insurance.

📍 India’s Four Publications on Biodiversity and Biosafety

🟢 Released at a side event during COP-17 of the Convention on Biological Diversity (CBD) in Yerevan, Armenia.
🟢 Launched by Union Minister Bhupender Yadav, along with officials from the NBA, UNDP, Armenia and the CBD Secretariat.
🟢 Four publications:
🟢 Guidelines for Designation of India’s Other Effective Area-Based Conservation Measures (I-OECMs), 2026 — criteria for recognising conservation outside protected areas.
🟢 5th National Report on the Cartagena Protocol on Biosafety — India’s governance of living modified organisms.
🟢 The Convention on Biological Diversity Handbook: Reference Guide and Indian Perspective — support for international negotiations.
🟢 India’s ABS Success Story — India’s leadership in Access and Benefit-Sharing under the Nagoya Protocol.

🔆 SECURITY

📍 INS Srishti
🟢 INS Srishti (Yard 1283) is an indigenously designed Next-Generation Offshore Patrol Vessel (NGOPV) for the Indian Navy.
🟢 Launched on 27 October 2026 at Goa Shipyard Limited (GSL), Vaddem, Goa.
🟢 “Srishti” is a Sanskrit word meaning creation or the act of creating.
🟢 Keel laid on 9 June 2025.
🟢 Part of an 11-ship NGOPV contract, signed on 30 March 2023, under the Buy (Indian-IDDM) category.
🟢 Shipyard allocation: GSL is constructing 7 vessels; GRSE, Kolkata, is constructing 4.
🟢 Key missions: maritime surveillance, coastal and offshore security, search and rescue, protection of offshore assets, humanitarian assistance and disaster relief, and anti-piracy operations.

📍 India–Republic of Korea Navy Exercise 2026
🟢 INS Sahyadri arrived at Busan Naval Harbour, South Korea, on 26 October 2026 for the second India–RoKN bilateral naval exercise.
🟢 Indian Navy: INS Sahyadri, an indigenously built guided-missile stealth frigate; Republic of Korea Navy: ROKS Munmu the Great.
🟢 First edition held in October 2025.
🟢 Harbour phase: Professional interactions, operational discussions, cross-deck visits, cross-training and sporting activities.
🟢 Sea phase: Coordinated maritime manoeuvres, tactical formation steaming, cross-deck helicopter operations and seamanship drills.
🟢 Objective: Enhance operational interoperability between the two navies in the Indo-Pacific.

#CurrentAffairs