Chlorpyrifos: The Facts

  • Chlorpyrifos Under Scrutiny at International Conventions: The 2025 Conferences of the Parties (COPs) to the Basel, Rotterdam, and Stockholm Conventions in Geneva (April 28-May 9) are addressing hazardous chemicals, including chlorpyrifos.

  • Global Concerns: Chlorpyrifos, classified as ‘moderately hazardous’ by WHO, is banned in over 40 countries but still used in India on 18 crops.

  • Health and Environmental Risks: Chlorpyrifos is linked to neurotoxicity, reproductive toxicity, irreversible brain damage in unborn children, and ecosystem contamination.

  • PAN India Advocacy: Pesticide Action Network (PAN) India is advocating for:

    • Inclusion of chlorpyrifos in Annex III of the Rotterdam Convention (prior informed consent for trade).
    • Inclusion in Annex A of the Stockholm Convention (global ban), citing safer alternatives.
  • Illegal Use in India: A 2022 report revealed unauthorized use of chlorpyrifos and other agrochemicals, raising regulatory and enforcement concerns.

  • CIBRC’s Role: The Central Insecticides Board & Registration Committee (CIBRC) regulates insecticides in India, operating under the Ministry of Agriculture & Farmers Welfare, established under The Insecticides Act, 1968.

  • Indian Experts Call for Ban: Indian experts are urging an immediate ban on chlorpyrifos, emphasizing its continued threat to public health, future generations and ecosystems.

Simla Accord: Suspended

  • Pakistan’s Abeyance of Simla Agreement: Pakistan announced it would place the Simla Agreement of 1972 in abeyance following India’s response to a terror attack, raising concerns about regional peace, specifically regarding the Line of Control (LoC) in Jammu and Kashmir.

  • Background of Simla Agreement: Signed in 1972 by Indira Gandhi and Zulfikar Ali Bhutto after the 1971 India-Pakistan war, which led to the creation of Bangladesh and an Indian victory. The accord aimed to normalize relations and establish peaceful coexistence.

  • Key Provisions:

    • Adherence to UN Charter principles.
    • Bilateral resolution of disputes, including Kashmir, without third-party intervention.
    • Respect for territorial integrity and non-interference.
    • Redesignation of the ceasefire line as the LoC, with a commitment against unilateral alteration.
    • Normalization of diplomatic, communications, and trade ties.
  • Potential Implications:

    • Shift from bilateralism to internationalization of the Kashmir issue.
    • Risk of revived proxy warfare tactics, violating the Simla framework.
    • Increased diplomatic and military tensions between the two countries.
    • Impact on multilateral cooperation in regional organizations like SAARC.
  • India’s Security Measures:

    • Deployment of anti-drone systems.
    • Enhanced surveillance using satellite and UAV technologies.
    • Strengthening counter-infiltration grids.
    • Community engagement and Village Defence Committees.
    • Comprehensive border fencing modernization.

Keonjhar Kalachampa Rice

  • Farmer Seeks Profit Share: Jayant Kumar Jena, son of the original developer of the Keonjhar Kalachampa paddy variety, has requested compensation from the PPV&FRA for the commercialization of the seed. This could be the first instance of an Odisha farmer receiving such compensation.

  • Keonjhar Kalachampa’s Features: The paddy variety is known for its resilience to diseases, pests, and climate change, and it’s non-lodging, fertilizer-responsive, suitable for various sowing times, and high-yielding. It was integrated early into India’s formal seed supply chain.

  • Variety’s History: Developed by Anirudha Jena and officially released by the State Seed Sub-Committee, the variety was notified by the Indian government in 2015. After Anirudha Jena’s death, the registration was transferred to his son, Jayant Jena.

  • Commercial Success: The Odisha State Seeds Corporation (OSSC) alone has produced and distributed over 87,000 quintals of certified seed of this variety between 2018 and 2023, indicating significant commercial use.

  • PPV&FRA’s Role: The PPV&FRA chairperson has stated that they will facilitate benefit sharing if a request is received, aligning with the authority’s mandate to protect farmers’ rights.

  • Gene Bank Initiative: Odisha has a gene bank for traditional paddy varieties, preserving seeds for up to 50 years. Keonjhar Kalachampa is one of 780 registered varieties in Odisha.

  • Significance of Local Varieties: Local varieties like Keonjhar Kalachampa are crucial for developing climate-resilient and sustainable new varieties.

Helium in the Sun

  • New Method Developed: Indian Institute of Astrophysics (IIA) scientists have developed a novel method to accurately estimate Helium abundance in the Sun’s photosphere.
  • Indirect Spectral Analysis: The method uses spectral lines of neutral Magnesium (Mg I) and neutral Carbon (C I), along with molecular lines of MgH, CH, and Câ‚‚ observed in the Sun’s photosphere.
  • Helium’s Impact on Hydrogen: The method is based on the principle that the relative abundance of Helium affects the availability of Hydrogen, which in turn influences the formation and strength of molecular lines.
  • Validation of Solar Value: The researchers matched the atomic and molecular abundances of Magnesium and Carbon for different Helium-to-Hydrogen (He/H) ratios, confirming that only at a He/H ratio of ~0.1 do the atomic and molecular line abundances agree.
  • Challenge Addressed: This new study addresses the challenge of accurately measuring Helium abundance in the Sun’s photosphere, which has been difficult due to the absence of Helium spectral lines.
  • Agreement with Helioseismology: The derived He/H ratios are in fair agreement with results obtained through helioseismological studies, signifying the reliability and accuracy of the novel technique.
  • Confirms Widely Assumed Ratio: This study also confirms that the widely assumed and adopted (He/H) ratio of 0.1 is in fair agreement with the measurements.
  • Potential for Assessing Opacity: This accurate estimation of Helium abundance could be a major step in assessing the opacity of the Sun’s photosphere.

Nilgiri Tahr: Blue Mountain Goat

  • Second Annual Synchronized Estimation: Tamil Nadu and Kerala are conducting the second annual synchronized estimation of the Nilgiri Tahr population.

  • Expanded Survey Area: This year’s survey covers 176 blocks (36 new), a significant increase from the 140 blocks surveyed last year, including the Kodaikanal division.

  • Data Significance: The survey aims to generate vital data on the population trend of the state animal.

  • Part of Project Nilgiri Tahr: The survey is a key component of Tamil Nadu’s “Project Nilgiri Tahr,” launched in October 2023.

  • Extensive Coverage: The survey spans 2,000 km of terrain, covering an estimated 233 sq. km.

  • Baseline Data from Previous Survey: The first survey provided baseline data, estimating 1,031 individuals in Tamil Nadu and 827 in Eravikulam National Park (Kerala).

  • Post-Calving Season Survey: Conducted post-calving to spot adult tahrs with their young.

  • Survey Methods: Enumerators use the bounded count method in fragmented areas and the double observer method in large continuous landscapes.

  • Faecal Sample Collection: Faecal samples of carnivores will be collected to assess parasitic loads in tahrs.

  • Endangered Species: The Nilgiri Tahr is an endangered mountain ungulate endemic to the southern Western Ghats. Its IUCN status is endangered and its also under schedule I of Wildlife Protection Act of India, 1972.

  • Habitat and Distribution: Found in a 400 km stretch of the Western Ghats in Kerala and Tamil Nadu, inhabiting montane grasslands. Eravikulam National Park (Kerala) has the highest density.

  • Physical Characteristics: Stocky goats with short, coarse fur; males are larger and darker with larger horns; adult males develop a “saddle.”

  • State Animal: The Nilgiri Tahr is the state animal of Tamil Nadu.

NGOPVs

  • Keel Laying of 4th NGOPV (Yard 3040): Ceremony held at Garden Reach Shipbuilders & Engineers Ltd (GRSE), Kolkata, on April 24, 2025. Marks a major step in its construction.

  • Contract for 11 NGOPVs: Signed on March 30, 2023, for indigenous design and development. Goa Shipyard Ltd (GSL) is the Lead Shipyard (7 vessels), GRSE the Follow Shipyard (4 vessels).

  • NGOPV Capabilities: Approximately 3000 tonnes. Designed for coastal defence & surveillance, search & rescue, protection of offshore assets, and anti-piracy missions. Enhances maritime domain awareness and low-intensity maritime conflict capabilities.

  • “Aatmanirbhar Bharat” and “Make in India”: Project aligns with national initiatives promoting self-reliance in defence manufacturing.

  • Multi-Role Purpose: Intended for maritime surveillance, anti-piracy, pollution control, and EEZ patrol duties.
  • Augment Indian Naval Prowess: The eleven NGOPVs are being built in consonance with the nation’s vision of ‘ Aatmanirbhar Bharat ‘ and ‘ Make in India ‘ and are poised to augment the Indian Naval maritime prowess.

Monsoon & India’s Food Prices

  • Above-Normal Monsoon Forecast: IMD forecasts above-normal monsoon for 2025 (105% of LPA), potentially boosting agricultural output.

  • Regional Variations: Uneven distribution predicted; below-normal rainfall in some regions (J&K, Ladakh, Tamil Nadu, Bihar, Northeast), normal to above normal in core monsoon zone (MP, Rajasthan, Maharashtra, Odisha, Chhattisgarh, UP, WB)

  • Monsoon Impact on Food Prices: Good monsoons generally lower prices, but specific crop issues can still cause price hikes. Supply chain disruptions during heavy rains raise transportation costs.

  • Monsoon Failure & Imports: Deficient rainfall increases import dependence (pulses, edible oils), fueling inflation.

  • Other Inflation Factors:

    • Supply shocks (hoarding).
    • Global commodity prices (edible oils, pulses).
    • Monetary policy (higher interest rates).
    • Government policies (MSPs, export restrictions).
    • Supply chain weaknesses (storage, transport).
  • Steps to Control Inflation:

    • Improve supply chain management.
    • Promote Agri-Tech.
    • Encourage agricultural diversification.
    • Reform food subsidy systems.
    • Climate-smart practices.

MR

  • National Zero Measles-Rubella Elimination Campaign 2025-26 Launched: Aims for 100% immunization coverage with two M-R vaccine doses for all eligible children. This is crucial because measles and rubella are highly infectious and can cause serious complications and death, especially in vulnerable populations.

  • Goal: Eliminate Measles and Rubella in India by 2026. This is significant due to the diseases’ high infection rate and potential for severe lifelong complications.

  • Progress: 332 districts reported zero measles cases and 487 districts reported zero rubella cases (January-March 2025). Demonstrates advancement towards M-R elimination.

  • “ACT NOW” Policy: Focuses on eliminating M-R similar to the success achieved with Polio and Maternal and Neonatal Tetanus. The policy aims to accelerate efforts and ensure no child is left behind in the vaccination drive.

  • Current Vaccination Coverage: India’s MR vaccination coverage is at 93.7% (first dose) and 92.2% (second dose) (2024-25 HMIS data). High coverage is vital for achieving herd immunity and preventing outbreaks.

  • IEC Materials Released: Multi-language materials (posters, radio jingles, film) to raise awareness and promote community participation. These materials are intended to address vaccine hesitancy.

  • Call for Jan Bhagidari: Encourages inclusive participation of community leaders to spread awareness. Public support can significantly improve vaccination rates.

  • Universal Immunization Programme (UIP): Provides free M-R vaccines to children at 9-12 months and 16-24 months. UIP acts as a large program for vaccines across India for children and pregnant women.

  • Measles and Rubella Champion Award: India received international recognition for its efforts in preventing Measles and Rubella. The award recognizes India’s exceptional efforts.

  • Decline in Cases: India has seen a 73% decline in Measles cases and a 17% reduction in Rubella cases in 2024 compared to 2023. Demonstrates the effectiveness of current strategies.

Uncharted Territory

  • The “Spaghetti Bowl Phenomenon” is in the news due to ongoing debates about regional trade policies and the increasing number of Free Trade Agreements (FTAs).
  • The term, coined by Jagdish Bhagwati in 1995, describes the complex web of overlapping FTAs that can hinder rather than help trade.
  • Each FTA has unique Rules of Origin (ROO), creating challenges for producers trying to comply with different requirements across multiple FTAs. This complexity is the core issue.
  • The “spaghetti” analogy illustrates the messy and difficult-to-navigate nature of these trade rules.
  • The primary impact is that despite the rise in FTAs, regional trade volumes can stagnate because of the complexity and confusion caused by the “Spaghetti Bowl Phenomenon.”

Malaria Day 2025

  • World Malaria Day 2025 Theme: “Malaria Ends With Us: Reinvest, Reimagine, Reignite.” (Observed annually on April 25th)

  • Global Malaria Burden: Remains a major health challenge, affecting 263 million people and killing over 600,000 annually. Africa bears 94-95% of the burden.

  • India’s Progress: Significant decline in malaria cases and deaths between 2015 and 2023. India exited WHO’s High Burden to High Impact (HBHI) list, aiming for malaria-free status by 2030.

  • Treatment & Prevention: Advanced drugs like chloroquine and artemisinin. Tools like insecticide-treated nets (ITNs). Vaccines: RTS,S/AS01 (Mosquirix) and R21/Matrix-M approved. Chemoprophylaxis and Preventive Chemotherapy.

  • Global Initiatives: WHO Global Malaria Program and Global Technical Strategy for Malaria 2016–2030 (aims to reduce malaria cases and deaths by at least 90% by 2030, eliminate malaria in ≥35 countries by 2030 ).E-2025 initiative (WHO has identified 25 countries, with the potential to eradicate malaria by 2025). Genetically Modified Mosquitoes to Fight Against Malaria.

  • National Initiatives: National Framework for Malaria Elimination 2016-2030, National Vector-Borne Disease Control Programme, MERA-India, HBHI Initiative, National Malaria Control Programme (NMCP).

  • Historical Context: Malaria significantly impacted human migration, European colonization, and the slave trade. Understanding malaria transmission enabled colonial expansion in Africa.