💥UPSC 2027,2028 Mentorship (April Batch) + Access XFactor Notes & Microthemes PDF

Search results for: “”

  • AI Impact Summit 2026 

    Why in the News?

    Narendra Modi will inaugurate the AI Impact Summit to be held from 15 to 20 February 2026 at Bharat Mandapam, with participation from over 100 countries, according to the Ministry of Electronics and Information Technology.

    About AI Impact Summit

    The AI Impact Summit is a global high level platform focused on shaping responsible, inclusive and outcome driven Artificial Intelligence solutions for productive sectors of the economy.

    Host Country: India

    Key Highlights

    • Participation from over 100 countries
      15 to 20 Heads of Government expected, including France
      15,500 plus registrations from 136 countries
      76 countries from the Global South
      • Over 100 global AI leaders, including CXOs, CSOs, academics, and policy thinkers

    Notable Global Leaders Confirmed

    • Bill Gates, Demis Hassabis, Dario Amodei, Shantanu Narayen, Marc Benioff, Cristiano Amon and Raj Subramaniam

    Core Objective

    • Develop AI solutions for productive sectors
      • Focus areas include: Healthcare, Agriculture, Governance, Education and Manufacturing
    [2025] Consider the following statements regarding AI Action Summit held in Grand Palais, Paris in February 2025: 

    1. Co-chaired with India, the event builds on the advances made at the Bletchley Park Summit held in 2023 and the Seoul Summit held in 2024. 

    2. Along with other countries, the US and UK also signed the declaration on inclusive and sustainable AI. 

    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

  • Amazonian Stingless Bees 

    Why in the News?

    Municipalities in Peru passed a landmark ordinance granting legal rights to Amazonian stingless bees, making them the first insects in the world to receive such recognition.

    About Amazon’s Stingless Bees

    Stingless bees belong to the Meliponini group and either lack stingers or have non functional stingers, making them harmless to humans. They are critical pollinators in tropical ecosystems.

    Origin

    • Among the oldest bee lineages, existing for nearly 80 million years
      • Emerged during the age of dinosaurs
      • About 500 species globally, nearly half in the Amazon

    Habitat

    • Tropical forests worldwide
      • Highly abundant in the Amazon rainforest
      Peru hosts over 170 species

    Key Ecological and Cultural Features

    • Primary rainforest pollinators
      • Pollinate over 80 percent of Amazonian plant species
      • Support key global crops like coffee, cacao, avocado, blueberry
      • Deeply embedded in Indigenous knowledge systems
      • Culturally significant to communities such as Asháninka and Kukama-Kukamiria

    Legal Rights for Stingless Bees

    The ordinance recognises inherent rights, including
    Right to exist and flourish
    Right to maintain healthy populations
    Right to regenerate natural ecological cycles
    Right to live in pollution free habitats
    Right to legal representation when threatened

    Significance

    • Global legal first: First instance of insects granted legal rights
      Stronger conservation framework: Enables legal action against deforestation, pollution, and habitat loss
      Advances Rights of Nature doctrine: Moves from human centred environmental protection to ecosystem centred justice
    [2023] Which of the following organisms perform waggle dance for others of their kin to indicate the direction and the distance to a source of their food? 

    (a) Butterflies 

    (b) Dragonflies 

    (c) Honeybees 

    (d) Wasps

  • Nimesulide Ban 

    Why in the News?

    The Government of India has banned manufacture, sale and distribution of oral formulations of Nimesulide above 100 mg with immediate effect under Section 26A of the Drugs and Cosmetics Act, 1940.

    About Nimesulide

    Nimesulide is a Non Steroidal Anti Inflammatory Drug (NSAID) used for acute pain relief and fever reduction.

    Key Features of the Drug

    • Pharmacological class: NSAID
      Mechanism of action: Inhibits prostaglandin synthesis by blocking inflammatory chemical mediators
      Therapeutic use: Short term treatment of pain and fever
      Common side effects: Nausea, vomiting, diarrhoea, raised liver enzymes
      Known risk: Hepatotoxicity, especially at higher doses or prolonged use

    Reason for the Ban

    • Oral doses above 100 mg pose serious risk to liver health
      • Increased incidence of drug induced liver injury
      Safer alternative analgesics available
      • Action taken under Section 26A, which allows banning drugs harmful to public health
    [2019] Which of the following are the reasons for the occurrence of multi-drug resistance in microbial pathogens in India? 

    1. Genetic predisposition of some people 

    2. Taking incorrect doses of antibiotics to cure diseases 

    3. Using antibiotics in livestock farming 

    4. Multiple chronic diseases in some people 

    Select the correct answer using the code given below. 

    (a) 1 and 2 (b) 2 and 3 only (c) 1, 3 and 4 (d) 2, 3 and 4

  • Market Access Support (MAS) Intervention  

    Why in the News?

    The Government of India has launched the Market Access Support (MAS) Intervention under the Export Promotion Mission to strengthen global market access for Indian exporters, especially MSMEs and first time exporters.

    About Market Access Support (MAS) Intervention

    The Market Access Support (MAS) Intervention is a government backed programme providing financial and institutional support to Indian exporters for accessing and expanding international markets through structured trade and buyer engagement activities.

    Implemented Under

    • NIRYAT DISHA sub scheme
      Export Promotion Mission (EPM)

    Implementing Ministries

    • Department of Commerce
    • Ministry of MSME
    • Ministry of Finance

    Aim

    • Strengthen global market access for Indian exporters
      • Support MSMEs, first time exporters, and priority sectors
      • Promote export diversification into new and emerging markets
      • Enable predictable, outcome driven export promotion

    Key Features

    • Market access activities: Support for Buyer Seller Meets, Mega Reverse BSMs, international trade fairs, exhibitions, and trade delegations
      Advance planning: 3 to 5 year rolling calendar of approved events for continuity
      MSME focus: Minimum 35 percent MSME participation in supported events
      Financial rationalisation:
      ◦ Revised cost sharing norms
      Event wise financial ceilings
      Partial airfare support for exporters with turnover up to ₹75 lakh
      Digital governance: End to end online processes through trade.gov.in
      Outcome tracking: Mandatory online feedback on buyer quality, leads generated, and market relevance
      Technology push: Upcoming support for Proof of Concepts and product demonstrations in sunrise and tech intensive sectors

    Significance

    • Enhances global competitiveness of Indian exports
      • Reduces entry barriers for MSMEs and new exporters
      • Supports India’s goal of export diversification beyond traditional markets
      • Improves market intelligence and buyer connectivity

    Prelims Pointers

    • MAS is not a direct export subsidy
      • Focus on market access, not production incentives
      • Mandatory MSME participation norm
      • Fully digitally monitored scheme
      • Linked to Export Promotion Mission
    Consider the following statements: [2023]

    Statement-I: India accounts for 3.2% of global exports of goods. 

    Statement-II: Many local companies and some foreign companies operating in India have taken advantage of India’s ‘Production-linked Incentive’ (PLI) scheme. 

    Which one of the following is correct in respect of the above statements? 

    (a) Both Statement-I and Statement-II are correct and Statement-II is the correct explanation for Statement-I. 

    (b) Both Statement-I and Statement-II are correct and Statement-II is not the correct explanation for Statement-I. 

    (c) Statement-I is correct but Statement-II is incorrect. 

    (d) Statement-I is incorrect but Statement-II is correct.

     

  • Pralay Missile 

    Why in the News?

    Defence Research and Development Organisation conducted a salvo launch of two Pralay missiles in quick succession from the same launcher off the Odisha coast, marking a key milestone in user evaluation trials.

    About Pralay Missile

    Pralay is an indigenously developed, solid propellant, quasi ballistic, surface to surface missile designed for high precision conventional strikes against tactical and operational targets.

    Aim

    Rapid response conventional strike capability for Indian Army and Indian Air Force
    Battlefield dominance through precision strikes and saturation capability

    Key Features

    • Type: Quasi ballistic surface to surface missile
      Range: 150 km to 500 km
      Propulsion: Solid propellant for quick launch readiness
      Trajectory: Quasi ballistic trajectory, difficult to intercept by enemy air defence systems
      Guidance: Advanced guidance and navigation system for high accuracy
      Warhead: Multiple conventional warhead options
      Salvo launch capability: Multiple missiles fired in quick succession from the same launcher

    Significance

    • Strengthens indigenous missile capability under Atmanirbhar Bharat
      • Enhances conventional deterrence without nuclear escalation
      • Improves operational readiness, survivability, and strike effectiveness
      • Supports precision warfare doctrine of Indian armed forces
    Consider the following statements: [2023]

    1. Ballistic missiles are jet-propelled at subsonic speeds throughout their flights, while cruise missiles are rocket-powered only in the initial phase of flight. 

    2. Agni-V is a medium-range supersonic cruise missile, while BrahMos is a solid-fuelled intercontinental ballistic missile. 

    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

  • [Accepting Admissions] UPSC 2026/27–Jan Batch For UAP Mentorship | Connect with Mentor Now

    [Accepting Admissions] UPSC 2026/27–Jan Batch For UAP Mentorship | Connect with Mentor Now

    The Ultimate Assessment Program to ace UPSC CSE.
    Trusted and Endorsed by AIR 2, Animesh Pradhan (First Attempt, 473 in GS Mains & 133 in Essay). 

    UPSC 2026

    Schedule a 1-1 call with Civilsdaily’s Mentor for focused UPSC Prep

    Why Civilsdaily’s UPSC Mentorship Program Is Unique?
    UAP is NOT your regular course. This isn’t just a program, it’s an ecosystem built to deliver ranks. The core of UAP is – Fault Finding & Course Correction. While other mentorships feel like blackboxes-random calls, vague advice, zero accountability & mere doubt solving-ours is a precision system built to spot your faults and fix them fast. No fluff, no guesswork. Real mentorship means real corrections.

    We follow 5 steps: The Approach → Weekly Targets → Note-Building → Testing → Test Discussions. Every step sharpens you. Every step pulls you closer to the list.
    From crafting your strategy to squeezing out every last mark in Mains, UAP goes all in. In 2023, AIR 2 came from UAP. Many cleared in their first attempt. Others cracked it in their final shot.


    What’s common? Grind, Focus, Clarity, and UAP. This alone is a strong enough reason why UAP is a unique program.


    The heart of the Civilsdaily is the Ultimate Assessment Program (UAP). For years, aspirants have enrolled here because they couldn’t find such depth and passion towards quality content and Mentorship anywhere.
    Their search for Mentorship inevitably ends at Civilsdaily.

    What You Need to Crack UPSC-CSE in One Attempt

    To succeed in UPSC-CSE in a single attempt, it’s essential to have a well-structured, strategic approach. Here’s a breakdown of the key program inclusions that will help you achieve that:

    • Goal Setting: The Foundation of Preparation Every month, you’ll have a clear timeline of what needs to be covered and by when. This ensures consistent progress, avoids burnout, and keeps you on the right track throughout your preparation.
    • Assessment-Based Approach A comprehensive strategy that focuses on covering the entire syllabus in the shortest time possible, while still allowing room for multiple revisions. This approach ensures you stay on top of every subject while reinforcing your understanding.
    • Concise & Comprehensive Notes Access to crisp, ranker-recommended notes on relevant micro themes, based on trends from previous years’ questions (PYQs). These notes will help you focus on high-priority topics without getting overwhelmed.
    • Practical & Effective Revision Strategy A tailored revision plan focused on one goal: qualifying both Prelims and Mains. This strategy ensures you’re not just learning but retaining information effectively for the exams.
    • Mastering the Theme & Demand of Mains Questions Understand how to approach Mains questions with the right “Theme-Demand” analysis. Build a ready reference of “Intro-Body-Conclusion” structures for repeated themes, helping you develop muscle memory for answering questions efficiently.
    • Sharp Feedback from Mentors Consistent, detailed feedback on every mock test you attempt for Prelims and Mains. The goal is to make all your mistakes during the mocks, so you go into the final exam fully prepared and confident.

    By mastering these elements, you’ll build the skills, mindset, and preparation necessary to clear UPSC-CSE in one attempt.

    Schedule a 1-1 call with Civilsdaily’s Mentor for focused UPSC Prep

    Secondly, Let’s Understand Why Traditional Methods Fall Short

    Relying solely on traditional methods attending 1:many classes, reading model answers, and taking a few mock tests-often creates the illusion that this is the core of Prelims and Mains preparation. In reality, these approaches make up only about 10% of a comprehensive strategy. When your goal is to secure a rank in the least number of attempts, the stakes are even higher. Here’s how UAP Mentorship elevates your preparation to the next level:

    • Personalized Study Plan: Sit down with a mentor to craft a detailed, fortnightly study schedule that covers the syllabus systematically. After each cycle, attempt a mock test to evaluate your progress and identify areas for improvement.
    • Expert Feedback: Practicing mocks is great, but imagine receiving sharp, actionable feedback from a mentor who has guided toppers like AIR 2, 22, 48, and others. Learn how to gain those crucial extra marks for each question and unlock the X-factor in your preparation.
    • Mapping Mains Themes: Solving Prelims and Mains PYQs is just the beginning. With UAP, you’ll work with mentors to map the UPSC syllabus onto key Mains themes, using PYQs to prioritize your revision efforts efficiently.
    • Crafting Concise Notes: Already created your Mains revision notes? Let’s take it further by refining them into concise one-pagers for each theme, complete with updated examples and multiple dimensions for deeper understanding.
    • Actionable Evaluation: Receiving an evaluated mock test copy is crucial-but what’s next? With UAP, we provide clear, actionable points to work on before you attempt your next mock, ensuring continuous improvement.

    If you’re relying on outdated methods, UAP Mentorship might not be for you. But if you’ve tried those approaches and seen their limitations, now’s the time to level up. Apply for UAP Mentorship and experience the difference in your UPSC preparation journey.

    What is the Ultimate Assessment Program (UAP)?

    UAP is far from your typical course-it’s a complete ecosystem designed to handle every aspect of your UPSC preparation, from refining your strategy to significantly boosting your rank. In 2023, AIR 2 was one of the top ranks produced by UAP, alongside several other rankers. Many of these aspirants cleared the exam in their first attempt, while others succeeded in their final or second-to-last attempts.

    These aspirants not only cleared Prelims with ease but also scored 400+ marks in their GS Mains papers. If your goal is to secure a top rank-be it IAS, IPS, or IFS-scoring 400+ in Mains is essential. To make your rank “interview-proof,” you should aim for nothing less than 450+. This is where UAP truly stands out.

    UAP cuts through the overwhelming chaos of conventional preparation, bringing intense focus and clarity to your journey. With UAP, you’re not just preparing for an exam-you’re setting yourself up for success. The result? Your name on the final list next year.

    Why Choose Civilsdaily’s 1.5-Year Mentorship Program?

    Our program goes beyond generic study plans and superficial guidance. We believe that every aspirant is unique, and so are the challenges they face. Our mentorship is focused on providing personalized support that ensures you remain focused, disciplined, and efficient in your preparation.

    Three Pillars of UAP

    1. Mentorship:

    Each student will be assigned a dedicated mentor who will track your progress, understand your strengths and weaknesses, and design a roadmap specific to your needs. Your mentor will provide continuous monitoring, regular check-ins, and feedback, helping you stay on track with your goals. Whether it’s time management, overcoming distractions, or mastering specific subjects, our mentors will be there to guide you.

    Year-long Mentorship that’s all encompassing

    • Ensure you hit your next milestone
    • Subject strategy, target setting –
      providing base schedule.
    • Post test discussion

    Phases of Mentorship

    • One-on-one mentor calls every week to provide the target and planner for the first 2 months. Mentor calls will thereafter be held every 10 days after that.
    • Weekly Report Card
    • Macro-strategy & macro targets for every three
      months
    • Test-related 1-on-1 detail disucssion.
    • Philosophy: Every Student Is A Batch

    2. Core Programs:

    Five Core Programs that are industry standards in themselves:

    • Samachar Manthan
    • Prelims Test Series
    • Mains Test Series
    • Essay Test Series
    • Dominate Prelims Crash Course

    3. Pre-Acceleration Phase

    We combine the knowledge and best practices from all rankers and present the learning in the prep acceleration sessions. This includes

    • PYQ Mains Smash Lectures
    • Rich content including X-factor notes, Burning Issues, Flash Notes, Annotated NCERT etc

    Program Inclusion

    1. Prelims Test Series

    It includes the following deliverables.

    • Prime TS (124 Tests) : 32(PT) +24(Core Tests) +24(CA) +12(Advanced) + 12(CSAT)+ 20(FLT)
    • ܳDedicated Monthly CA Test: Focus on Risk-Taking, Logical Problem Solving
    • Monthly CA Magazines (News, Op-Ed,PIB, Govt. Reports)
    • ܳDetailed Explainations
    • ܳAll India Rankings

    2. Samachar Manthan:

    Civilsdaily is renowned for its Samachar Manthan Program, an intensive current affairs initiative that will ensure you are fully prepared to tackle the dynamic aspects of the UPSC syllabus. With expert analysis, structured explanations, and discussions on major national and international issues, you’ll be equipped to handle both Prelims and Mains questions related to current affairs with confidence.

    • ܳ Weekly News Analysis (Video + Notes)
    • ܳ Mains Level Q&A Evaluation To Compliment The Lectures
    • ܳ Checked Copy Discussion On Phone/In-Person

    3. Mains TS

    Mock tests are crucial for success, and our test series is designed to simulate the actual exam environment. From day one, you’ll have access to a structured test series, including:

    • With detailed feedback on every answer you write, ensuring you develop a strong, exam-oriented answer writing style.
    • Custom Test Plans tailored to your progress, providing just the right amount of challenge to improve performance steadily.
    Details:
    • 60 Tests: 16(Core Tests) + 20 (Advanced/Sectional)+24 (FLT)
    • ܳSample Structure, Solutions
    • ܳPersonalized Evaluation
    • ܳ1-1 Checked Copy Discussion
    • ܳSharing Best GS Copy (Real Time)
    • ܳImprovement Tracking Excel

    4. Essay TS:

    In-depth sessions on mastering the Essay paper, a scoring section that often determine success in the UPSC Mains. The program includes:

    • 20 Tests: 10 (Before Pre) + 10(After Pre)
    • ܳSample Structure, Solutions
    • ܳPersonalized Evaluation
    • ܳ1-1 Checked Copy Discussion
    • ܳSharing Best Essay Copy (Real Time)
    • ܳImprovement Tracking Excel

    5. Dominate Prelims:

    It is a crash course for the prelims. Includes following deliverables.

    • Static + CA Lectures
    • ܳCreative Paper Solving Sessions
    • Exclusive Notes on
    • Predictable Themes
    • Test Series

    Program Features at a Glance:

    • Dedicated 1:1 Mentorship from experienced UPSC mentors
    • Customizable Study Plans designed to suit your pace of learning
    • Weekly and Monthly Progress Monitoring to ensure you’re on track
    • Prelims and Mains Integrated Preparation, including full-length mock tests
    • Samachar Manthan for mastering current affairs
    • Dominate Prelims: Crash Course for the prelims
    • Intensive Answer Writing practice with continuous feedback
    • Essay and Ethics Guidance for high-scoring papers
    • Exclusive Access to Civilsdaily’s Premium Resources, including Flash Notes, X-Factor Notes, Burning Issues, Atomic Notes, Samachar Manthan magazine etc.

    Why Early Preparation is Key for UPSC CSE 2026/27

    Starting early gives you an undeniable edge. By beginning your preparation now, you’ll:

    • Build conceptual clarity on the vast UPSC syllabus without time pressure
    • Have ample time for multiple revisions, strengthening your retention and recall
    • Benefit from early answer writing practice, which is crucial for Mains
    • Tackle current affairs in a systematic and organized manner, instead of last-minute cramming

    Schedule a 1-1 call with Civilsdaily’s Mentor for focused UPSC Prep

    Enroll Now and Secure Your Future

    Civilsdaily’s Mentorship Program for UPSC CSE 2026/27 is your ticket to success in this prestigious exam. Limited seats are available, ensuring each student gets personalized attention and mentorship. Enroll today to kickstart your journey toward becoming a future civil servant.

    Schedule a 1-1 call with Civilsdaily’s Mentor for focused UPSC Prep

  • Candida auris

    Why in the News?

    An Indian led study has warned that Candida auris, a drug resistant fungal pathogen, is becoming more virulent and spreading globally, with high mortality rates even after treatment, raising serious public health concerns.

    About Candida auris

    • Candida auris is a multidrug resistant fungal pathogen.
    • It causes severe invasive infections, particularly in hospitalised and immunocompromised patients.
    • First identified in 2009.
    • Classified as an emerging global health threat due to frequent treatment failure and high fatality.

    Transmission

    • Spreads through direct contact with infected or colonised individuals, including asymptomatic carriers.
    • Transmitted via Contaminated surfaces, Medical equipment and Invasive devices like catheters and ventilators

    Prelims Pointers

    • Candida auris is a fungus, not a bacterium or virus
    • Primarily a hospital acquired infection
    • Difficult to detect due to sepsis like symptoms
    • Major concern due to antifungal resistance and high mortality
    [2019] Which of the following are the reasons for the occurrence of multi-drug resistance in microbial pathogens in India? 

    1. Genetic predisposition of some people 

    2. Taking incorrect doses of antibiotics to cure diseases 

    3. Using antibiotics in livestock farming 

    4. Multiple chronic diseases in some people 

    Select the correct answer using the code given below: 

    (a) 1 and 2 (b) 2 and 3 only (c) 1, 3 and 4 (d) 2, 3 and 4

  • PathGennie Software

    Why in the News?

    The Ministry of Science and Technology has announced the development of PathGennie, a new open-source computational software that can significantly speed up drug discovery by accurately simulating drug–protein unbinding, a crucial step in understanding drug efficacy and safety.

    What is PathGennie?

    • PathGennie is an open-source computational framework designed to simulate rare molecular events, especially the unbinding of drugs from protein targets.
    • It helps in predicting drug residence time, a key parameter that determines how long a drug remains effective inside the body.
    • It avoids artificial distortions commonly introduced in conventional simulation methods.

    Developed by

    • Scientists at the S. N. Bose National Centre for Basic Sciences, Kolkata.

    Aim of PathGennie

    • To overcome the limitations of traditional molecular dynamics simulations, which struggle to capture slow and rare molecular transitions.
    • To generate physically accurate pathways for drug–protein interactions.
    • To reduce computational time and cost without compromising accuracy.

    Applications

    • Predicts accurate drug unbinding pathways and residence times
      • Example: Imatinib with Abl kinase
    • Improves understanding of protein–ligand kinetics for better drug design
    • Applicable beyond drug discovery in: Chemical reactions, Catalysis, Phase transitions and Molecular self-assembly

    Prelims Pointers

    • PathGennie is open-source and computational in nature
    • Focuses on drug unbinding, not just binding
    • Helps estimate drug residence time, a key pharmacological parameter
    • Avoids artificial bias unlike conventional simulation techniques
    • Developed in India under the Ministry of Science and Technology
    [2022] Consider the following: 

    1. Aarogya Setu 

    2. CoWIN 

    3. DigiLocker 

    4. DIKSHA. 

    Which of the above are built on top of open-source digital platforms? 

    (a) 1 and 2 only (b) 2, 3 and 4 only (c) 1, 3 and 4 only (d) 1, 2, 3 and 4

  • Copper

    Why in the News?

    Copper prices touched a record high of over USD 12,000 per tonne in 2025, driven by US tariff uncertainty, global supply disruptions and rapidly rising demand from AI infrastructure, clean energy systems and electric vehicles.

    Characteristics of Copper

    Chemical Characteristics

    • Symbol: Cu
    • Atomic weight: 63.546 amu
    • High resistance to corrosion and oxidation
    • Forms important alloys
      • Brass: Copper plus Zinc
      • Bronze: Copper plus Tin

    Physical Characteristics

    • Excellent electrical and thermal conductivity
    • Highly ductile and malleable, suitable for wiring and shaping
    • Reddish brown in colour, among the few naturally coloured metals

    Unique Properties

    • 100 percent recyclable without loss of quality
    • Antimicrobial in nature, useful in healthcare settings
    • Improves energy efficiency and lowers CO₂ emissions over product life cycles

    Applications of Copper

    Energy and Power Sector

    • Power transmission lines and grids
    • Transformers and substations
    • Renewable energy systems like solar and wind
    • Battery energy storage systems

    Electric Vehicles

    • EVs use more than twice the copper of conventional vehicles
    • Used in motors, batteries, inverters and charging infrastructure

    Digital and AI Infrastructure

    • Data centres and hyperscale AI facilities
    • Power transmission and cooling systems

    Construction and Manufacturing

    • Plumbing and roofing
    • Industrial machinery
    • Electronics and electrical appliances

    Defence and Healthcare

    • Defence electronics and ammunition
    • Antimicrobial medical surfaces and equipment

    India and Copper

    • India has recognised copper as a critical mineral under its resource strategy
    • Over 90 percent dependence on imported copper concentrate
    • Domestic demand expected to rise sharply due to EVs, renewable energy and digital infrastructure expansion

    Major Copper Producing Countries

    • Chile, Peru, Democratic Republic of the Congo, China and the United States

    Prelims Pointers

    • Copper is a critical mineral for energy transition and digital economy
    • EVs and AI driven data centres are major demand drivers
    • Copper is fully recyclable and antimicrobial
    • India is heavily import dependent for copper concentrat
    [2021] Why is there a concern about copper smelting plants? 

    1. They may release lethal quantities of carbon monoxide into the environment. 

    2. The copper slag can cause the leaching of some heavy metals into the environment. 

    3. They may release sulphur dioxide as a pollutant. 

    Select the correct answer using the code given below: 

    (a) 1 and 2 only (b) 2 and 3 only (c) 1 and 3 only (d) 1, 2, and 3

  • Secondary Pollutants

    Why in the News?

    A recent analysis by the Centre for Research on Energy and Clean Air has revealed that secondary pollutants now contribute nearly one third of Delhi’s annual PM2.5 load, highlighting a major shift in the nature of urban air pollution.

    What are Secondary Pollutants?

    • Secondary pollutants are not emitted directly from pollution sources.
    • They are formed in the atmosphere when primary pollutants such as SO₂, NOx and VOCs undergo chemical reactions.
    • These reactions are influenced by sunlight, temperature, humidity and stagnant air conditions.
    • They often accumulate downwind and over time, making monitoring and control more complex than primary pollutants.

    Major Secondary Pollutants

    • Secondary PM2.5: Ammonium sulfate and Ammonium nitrate
    • Ozone (O₃): Formed from nitrogen oxides (NOx) and volatile organic compounds (VOCs) in the presence of sunlight
    • Acids: Sulfuric acid and Nitric acid (contributors to acid rain)
    • Photochemical smog components: Peroxyacetyl nitrates (PANs) and Nitrogen dioxide (NO₂)

    Implications

    Regional and transboundary impact

    • Secondary aerosols can travel hundreds of kilometres
    • Delhi’s air quality is influenced by emissions from coal intensive states beyond the NCR

    Winter smog intensification

    • Moist and stagnant winter air sharply increases secondary PM2.5

    Health risks

    • Fine secondary particles penetrate deep into the lungs
    • Increase risks of respiratory and cardiovascular diseases

    Prelims Pointers

    • Secondary pollutants are formed in the atmosphere, not emitted directly
    • Ammonia plays a key role in secondary PM2.5 formation
    • Winter meteorology is crucial for secondary aerosol build up
    • Air pollution control requires regional coordination, not only city level measures
    [2013] Photochemical smog is a resultant of the reaction among 

    (a) NO₂, O₃ and peroxyacetyl nitrate in the presence of sunlight

    (b) CO₂, O₂, and peroxyacetyl nitrate in the presence of sunlight

    (c) CO, CO₂, and NO₂ at low temperature

    (d) high concentration of NO₂, O₃ and CO in the evening

More posts