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Current Affairs Explained
GS3

Mains General Studies Paper III

Every topic of the Mains General Studies Paper III syllabus, in the order UPSC publishes it. Each topic links to the current affairs and analysis mapped to that exact syllabus term — so you can revise one bullet of the syllabus at a time instead of hunting through dated round-ups.

20 syllabus topics · 18 with published coverage · 211 analyses in this paper

GS3 syllabus, topic by topic

Latest GS3 analyses

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Science & Tech
GS3
13/10/2025

India Approves Maitri II: Boosting Sustainable Research in Antarctica's Eastern Wilderness by 2029

Why in News

The Finance Ministry has granted in-principle approval for the construction of Maitri II, India's newest research station in eastern Antarctica, marking a significant step in upgrading the country's polar research infrastructure. This decision, announced on October 4, 2025, comes as the existing Maitri station, operational since 1989, has outlived its original design life and requires replacement to support ongoing scientific expeditions amid growing global interest in Antarctic studies for climate insights and resource exploration.

Maitri II Research StationIndia's Antarctic ProgramPolar Science Advancements+2
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International
GS2
10/10/2025

India-UK Alliance: PM Modi and Keir Starmer Strengthen Ties in Trade, Defense, and Innovation for Global Stability

Why in News

On October 9, 2025, Prime Minister Narendra Modi held bilateral talks with UK Prime Minister Keir Starmer in Mumbai during Starmer's first official visit to India since assuming office in July. The meeting focused on accelerating the implementation of the recently signed Comprehensive Economic and Trade Agreement (CETA), enhancing defense and security collaborations, and expanding educational and cultural links, amid global challenges like geopolitical tensions and economic uncertainties, highlighting the partnership's role in fostering stability.

India-UK Strategic PartnershipComprehensive Economic and Trade AgreementDefense Cooperation+2
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Environment
GS3
10/10/2025

Supreme Court Halts Haryana's Ambitious Aravalli Jungle Safari: Weighing Eco-Tourism Benefits Against Environmental Risks

Why in News

On October 9, 2025, the Supreme Court of India issued an order pausing all work on Haryana's proposed jungle safari park in the Aravalli hills, following a petition highlighting potential ecological harm. This decision comes amid growing debates on balancing development projects like eco-tourism with the protection of fragile ecosystems, especially in the Aravallis, which serve as a vital green barrier for northern India.

Aravalli Hills ConservationHaryana Jungle Safari ProposalSupreme Court Intervention+2
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Science & Tech
GS3
10/10/2025

PM Modi's Vision at Global Fintech Fest 2025: India's AI Mission Balances Data Privacy with Inclusive Innovation

Why in News

Prime Minister Narendra Modi addressed the Global Fintech Fest 2025 in Mumbai on October 9, sharing the stage with UK Prime Minister Keir Starmer. He highlighted India's AI Mission as capable of managing data and privacy issues while promoting 'All Inclusive' AI, showcased India's fintech successes like UPI, and announced enhanced UK-India partnerships to boost global fintech cooperation and innovation.

India's AI MissionData Privacy in AIGlobal Fintech Fest 2025+3
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Environment
GS3
10/10/2025

Punjab Floods 2025: How Floods Changed Soil Quality and Why Farmers Have Hope for Recovery

Why in News

In early September 2025, Punjab faced one of its worst floods in decades, affecting all 23 districts and damaging over 2 lakh hectares of farmland. A recent study by Punjab Agricultural University (PAU) shows that the floods have changed soil texture and nutrient levels, raising worries about crop yields for the upcoming rabi season. However, experts see reasons for careful hope, as timely steps like soil testing and adding organic matter can help restore fertility and support wheat sowing starting in late October.

Punjab Floods 2025Soil Erosion and Silt DepositionAgricultural Productivity+2
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Environment
GS3
09/10/2025

Assessing Climate Model Accuracy: Debunking Myths Amid Trump's Claims on Global Warming Predictions

Why in News

US President Donald Trump's recent speech at the United Nations General Assembly, where he labeled climate change predictions as the "greatest con job" and claimed they were made by "stupid people" costing fortunes, has sparked renewed scrutiny on the reliability of climate models. These tools are essential for forecasting climate impacts, including in India where erratic monsoons, heatwaves, and sea-level rise threaten agriculture, water security, and coastal communities, urging a deeper look into their workings and accuracy to inform policy and adaptation strategies.

Climate Model ReliabilityGlobal Warming PredictionsScientific Consensus+2
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Science & Tech
GS3
09/10/2025

2025 Nobel Prize in Physics: Unveiling Macroscopic Quantum Effects for Future Technologies

Why in News

The Royal Swedish Academy of Sciences has awarded the 2025 Nobel Prize in Physics to John Clarke, Michel H. Devoret, and John M. Martinis for their groundbreaking discovery of macroscopic quantum mechanical tunnelling and energy quantisation in an electric circuit. This recognition comes for experiments conducted in the 1980s that showed quantum effects—usually seen only in tiny particles—can occur in larger, hand-held systems, opening doors to advanced technologies like quantum computers and sensors.

Nobel Prize in Physics 2025Macroscopic Quantum TunnellingSuperconducting Circuits+2
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Science & Tech
GS3
09/10/2025

2025 Nobel Prize in Chemistry: Pioneering Metal-Organic Frameworks for Sustainable Innovations

Why in News

The Royal Swedish Academy of Sciences has awarded the 2025 Nobel Prize in Chemistry to three scientists—Susumu Kitagawa, Richard Robson, and Omar M. Yaghi—for their groundbreaking work in developing metal-organic frameworks (MOFs). This recognition highlights how these innovative materials, which create vast empty spaces within molecular structures, are transforming applications in carbon capture, water harvesting, and clean energy storage, addressing key global challenges like climate change and resource scarcity.

Nobel Prize in Chemistry 2025Metal-Organic FrameworksSustainable Chemistry Innovations+2
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Science & Tech
GS3
08/10/2025

Mandatory Sound Alerts in Electric Vehicles: Understanding India's New Pedestrian Safety Regulation Through AVAS

Why in News

The Ministry of Road Transport and Highways (MoRTH) has released a draft notification proposing that all electric cars, buses, and trucks must be equipped with an Acoustic Vehicle Alerting System (AVAS) to generate artificial sounds at low speeds. This move comes in response to growing concerns over road accidents caused by the silent operation of electric vehicles (EVs), which can surprise pedestrians and cyclists, especially in busy urban areas. The proposal aims to make EVs safer for everyone on the road while supporting India's push towards cleaner transport options to reduce emissions.

Acoustic Vehicle Alerting SystemElectric Vehicle SafetyMoRTH Draft Notification+2
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Economy
GS3
08/10/2025

Government Identifies 100 Aspirational Agriculture Districts Under PMDDKY: Uttar Pradesh Tops with 12 Districts

Why in News

The Centre has announced the identification of 100 Aspirational Agriculture Districts across 29 states and Union Territories under the Prime Minister Dhan-Dhaanya Krishi Yojana (PMDDKY), with Uttar Pradesh leading the list with 12 districts. This move, approved by the Union Cabinet with an annual outlay of ₹24,000 crore, aims to boost agricultural productivity, promote sustainable practices, and achieve self-reliance in underperforming agricultural regions through the convergence of 36 existing schemes.

Aspirational Agriculture DistrictsPM Dhan-Dhaanya Krishi YojanaAgricultural Productivity Enhancement+2
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Economy
GS3
08/10/2025

India's Dairy Sector: Achieving 70% Growth in 11 Years to Become World's Fastest-Expanding Industry

Why in News

Union Home Minister Amit Shah, while inaugurating the expansion of Sabar Dairy in Gujarat on October 3, 2025, highlighted that India's dairy sector has grown by 70% over the past 11 years, making it the fastest-growing in the world. This announcement underscores the sector's role in boosting rural incomes and national GDP, amid ongoing initiatives like White Revolution 2.0 and recent GST reductions on dairy products to further accelerate growth.

India's Dairy Sector GrowthAmit Shah AnnouncementMilk Production Statistics+3
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Sports
GS3
08/10/2025

India's Historic Triumph at World Para Athletics Championships 2025: Record 22 Medals and Home Advantage

Why in News

India hosted the World Para Athletics Championships 2025 for the first time in New Delhi from September 27 to October 5, delivering its best-ever performance with 22 medals (6 gold, 9 silver, 7 bronze). This surpassed the previous record of 17 medals from Kobe 2024, showcasing the rising prowess of Indian para athletes amid government support through initiatives like Target Olympic Podium Scheme (TOPS) and increased infrastructure, while serving as a qualifier for the Los Angeles 2028 Paralympics.

World Para Athletics Championships 2025India Para Athletes MedalsSumit Antil Record Throw+3