International Day for Biosphere Reserves

What’s the News?

• On November 3, the world observes the International Day for Biosphere Reserves, celebrating regions where nature and communities coexist in harmony.
• These reserves serve as living laboratories that demonstrate practical models of sustainable development, environmental conservation, and community well-being.
• Designated by UNESCO, the day underscores the importance of biosphere reserves as vital platforms for advancing scientific research, preserving ecological and cultural diversity, and fostering a balanced relationship between people and the planet.

What are Biosphere Reserves?

• Definition: BRs are designated by UNESCO as 'learning places for sustainable development'.
• Purpose: They serve as sites for testing interdisciplinary approaches to understand and manage the conflicts between human activities and biodiversity conservation.
• Global Network: The World Network of Biosphere Reserves (WNBR) currently includes 748 sites in 134 countries, including 22 transboundary sites.
• They function through a three-zone model:
  • Core Area(s):
    • This is a strictly protected zone dedicated to conserving landscapes, ecosystems, species, and genetic variation.
  • Buffer Zone(s):
    • It surrounds or adjoins the core area(s).
    • Activities are organized here that are compatible with sound ecological practices, such as scientific research, monitoring, training, and eco-tourism.
  • Transition Area(s):
    • The outermost part of the reserve where communities foster socio-culturally and ecologically sustainable economic and human activities.

India’s Biosphere Reserves Recognised by UNESCO

• India has 19 biosphere reserves, of which 12 are now part of the World Network.
• Key UNESCO-recognised reserves include:
  • Nilgiri (Tamil Nadu, Kerala, Karnataka) - First BR in India
  • Gulf of Mannar (Tamil Nadu)
  • Sundarbans (West Bengal)
  • Nanda Devi (Uttarakhand)
  • Nokrek (Meghalaya)
  • Pachmarhi (Madhya Pradesh)
  • Simlipal (Odisha)
  • Great Nicobar (Andaman & Nicobar Islands)
  • Achanakmar-Amarkantak (Madhya Pradesh, Chhattisgarh)
  • Agasthyamala (Kerala, Tamil Nadu)
  • Khangchendzonga (Sikkim)
  • Panna (Madhya Pradesh)
• These reserves represent diverse ecological zones – from mangroves to Himalayan ecosystems – supporting endangered species and indigenous communities.

Additional Info

• Man and the Biosphere (MAB) Programme:
  • Launched by UNESCO in 1971.
  • Aims to establish a scientific basis for improving relationships between people and their environments.
  • As of 2025, there are 759 biosphere reserves in 136 countries.
• Legal and Policy Framework in India:
  • Governed under the Environment (Protection) Act, 1986.
  • Coordinated by the Ministry of Environment, Forest and Climate Change (MoEFCC).
  • Supported by schemes like Integrated Development of Wildlife Habitats (IDWH).
• Selection Criteria:
  • Rich biodiversity and endemism.
  • Presence of traditional ecological knowledge and sustainable livelihood systems.
  • Representative of major biogeographic zones.

Sources

• UNESCO
• PIB
• ABP Live

India’s Indigenous Tactical EV: VEER by Pravaig Dynamics

What’s the News?

• Bengaluru-based startup Pravaig Dynamics has unveiled the near-production-ready all-terrain electric vehicle “VEER” developed for defence applications.
• The vehicle is designed for stealth operations, rugged terrain, and rapid deployment; it has already completed military trials and secured recognition under the iDEX (Innovations for Defence Excellence) scheme by the Defence Innovation Organisation.
• This signals a push for greater indigenous capability in India’s defence technology domain.

Vehicle Features & Capabilities

Key Specifications

• Dual-electric motors deliver approximately 620 Nm of torque.
• Top speed: ~120 km/h.
• Designed for all-terrain use: deserts, mountains, forests. Low noise and heat signature for stealth.
• Equipped with advanced systems including:
  • Thermal imaging and night vision
  • 360° cameras and 77 GHz radar
  • Digital telemetry for real-time battlefield data
  • Capability to operate over 80 km on flat tires.
• Features a 90.9 kWh battery pack with a 500+ km range, supporting extended deployment without refuelling.

Operational Utility

• Mission Roles: Reconnaissance, forward patrol, special operations in contested terrain.
• Advantages:
  • Electric propulsion reduces fuel/logistics load.
  • Indigenous design supports greater control over data and supply chains (sovereignty).
  • Potential for mass production and export if scaled.

Sources

• idrw.org

India Launches Major Tri-Services Exercise Exercise Trishul 2025

What’s the News?

• The Indian Armed Forces have initiated Exercise Trishul 2025, a large-scale joint operation involving the Indian Army, Indian Navy, and Indian Air Force (IAF) to bolster tri-service operational readiness.

Participating Formations:

• Indian Army: Southern Command
• Indian Navy: Western Naval Command
• Indian Air Force: South Western Air Command
• Inter-Agency Coordination: The Indian Coast Guard, Border Security Force (BSF), and other central agencies are also participating, reinforcing integrated operations.

Operational Details

• Timeline & Area of Operations
  • Scheduled from about 30 October to 10 November 2025.
  • Primary theatres: Desert sector of Rajasthan and the Sir Creek / Rann of Kutch marsh-coast zone in Gujarat, extending into the northern Arabian Sea.
• Scale & Forces Involved
  • Multiple assets from land, air and naval services. Large formations of troops, ships, aircraft and amphibious units.
• Key Focus Areas
  • Amphibious landings, over-the-horizon strikes, creek/desert operations.
  • Electronic warfare, anti-drone operations, multi-domain command and control.

Sources

• Press Information Bureau
• The Hindu

India’s Flagship Science & Innovation Forum Emerging Science, Technology and Innovation Conclave (ESTIC‑2025)

What’s the News?

• The Emerging Science, Technology and Innovation Conclave (ESTIC‑2025) (ESTIC-2025) is scheduled for 3–5 November 2025 at Bharat Mandapam, New Delhi.
• It is positioned as India’s premier annual platform bringing together ministries, innovators, industry, research institutions and future leaders in the science, technology and innovation (STI) domain.
• The event aligns with India’s long-term vision of Viksit Bharat @ 2047.

ESTIC 2025: India’s Premier STI Platform

• Organized by the Department of Science & Technology (DST) in collaboration with 11+ S&T ministries, including MoES, DBT, DRDO, ISRO, and MeitY, under the guidance of the Office of the Principal Scientific Adviser (PSA).
• Focuses on 11 thematic areas:
  • Artificial Intelligence
  • Quantum Science & Technology
  • Bio-Manufacturing
  • Semiconductor Manufacturing
  • Blue Economy
  • Space Technologies
  • Advanced Materials & Manufacturing
  • Health & Medical Technologies
  • Energy, Environment & Climate
  • Digital Communications
  • Emerging Agriculture Technologies

Key Announcements & Strategic Initiatives

• ₹1 Lakh Crore RDI Fund: First-of-its-kind blended capital pool to support high-risk, high-impact R&D projects in the private sector, with an emphasis on lab-to-market translation.
• 25,000 New Atal Tinkering Labs: Expansion of the existing network (currently ~10,000 labs) to engage 1 crore+ students in hands-on STEM innovation.
• 10,000 PM Research Fellowships: To be awarded over the next five years to strengthen the talent pipeline in scientific research.
• India AI Mission: Over ₹10,000 crore allocated; plans to host the Global AI Summit in February 2026 and release an AI Governance Framework promoting ethical, human-centric AI.

Socio-Economic & Policy Impact

• R&D Growth Metrics:
  • India’s R&D expenditure doubled in the last decade.
  • Patent filings by women surged from <100 (2014) to >5,000 annually.
  • 43% of STEM enrolments are now by women—above the global average.
• Startup & Tech Ecosystem:
  • India now hosts the world’s third-largest startup ecosystem, with 6,000+ deep-tech startups in clean energy, semiconductors, and advanced materials.
  • Bio-economy expanded from $10 billion (2014) to $140 billion (2025).

Sources

• estic.dst.gov.in
• cmlre.gov.in

22 of Earth’s 34 Planetary “Vital-Signs” Hit Record Highs - New Climate Report

What’s the News?

• A global climate assessment finds that 22 out of 34 key indicators of the Earth system are at record high or extreme levels.
• The study shows that many of these indicators broke records by extraordinary margins in 2024, and the trend is continuing into 2025.
• Indicators include global surface temperature, greenhouse-gas concentrations, ocean heat content, ice-sheet mass loss, and wildfire tree-cover loss.

Alarming Climate Indicators

• Global Temperature:
  • 2024 was the hottest year in at least 125,000 years.
  • Global average temperature 1.54°C above pre-industrial levels over 12 months—first time crossing this threshold sustainably.
• Greenhouse Gases:
  • Atmospheric CO₂ exceeded 430 ppm (Mauna Loa, May 2025)—likely highest in millions of years.
  • Record levels also recorded for methane and nitrous oxide.
• Cryosphere Collapse:
  • Arctic sea ice minimum: 4.28 million km²—among lowest on record.
  • Greenland lost 5,540 gigatonnes of ice; Antarctica lost 2,660 gigatonnes in 2024.
• Extreme Events:
  • Global fire-related tree loss hit an all-time high; tropical primary forest fires surged 370% over 2023.
  • 84% of global coral reefs affected by the largest bleaching event ever recorded (Jan 2023–May 2025).

Systemic Risks and Tipping Points

• Four Critical Threats Identified:
  • Hothouse Earth trajectory: Self-reinforcing feedback loops could lock in irreversible warming.
  • Biodiversity collapse: Especially in marine and forest ecosystems.
  • Freshwater scarcity: Driven by glacial retreat and altered precipitation.
  • Weakening Atlantic Meridional Overturning Circulation (AMOC)—risking disruption to global climate patterns.
• Emissions Gap:
  • Despite 16.4% growth in solar/wind energy (2024), fossil fuel use hit record highs.
  • Fossil consumption 31 times greater than renewable output.
  • Top 5 emitters (China, US, India, EU, Russia) account for ~63% of global CO₂ emissions.

Pathways for Mitigation

• Urgent Actions Recommended:
  • Rapid phase-out of fossil fuels
  • Scale-up of renewables to supply 70% of global electricity by 2050
  • Protect and restore natural carbon sinks (forests, wetlands, mangroves)
• Policy Wins Highlighted:
  • EU, UK, Norway eliminated coal from electricity.
  • Amazon deforestation rates dropped sharply under new governance.
  • Methane leak reductions in EU and Nigeria.
• Window for Action: Scientists stress that while impacts are accelerating, “it’s not too late”—but every 0.1°C of avoided warming matters for human and ecological survival.

Sources

• downtoearth.org.in
• iflscience.com
• livescience.com