28 JUNE 2025 - Daily Current Affairs Updates
- Avijeet Kumar
- Jun 28
- 3 min read
Topic: Tansen Subtopic: Musical Legacy and Cultural Heritage
Value Addition:
One of Akbar’s Navaratnas; introduced ragas like Miyan ki Malhar and Darbari.
Merged Persian and Indian classical traditions; advanced Dhrupad genre.
His tomb near Gwalior deserves protection as it reflects India's syncretic culture.
Subject Analysis:
GS 1: Art & Culture – Bhakti era music, Mughal court culture.
Prelims: Musicology, classical ragas, Navaratnas.
Topic: Iliamna Volcano Subtopic: Dormant Stratovolcano in Alaska
Value Addition:
Part of Chigmit Range; shows avalanche activity and geothermal emissions.
Summit blanketed with perennial glaciers; last eruption in 1876.
Geological composition includes andesite and pyroclastic flows.
Subject Analysis:
GS 1: Physical Geography – Volcano types and tectonic relevance.
Prelims: Stratovolcano features, plate boundaries (Ring of Fire).
Topic: Tawi River Subtopic: Sacred River in Jammu Region
Value Addition:
Known as “Surya Putri”; divides old and new Jammu city.
Originates in Bhaderwah and joins the Chenab River; critical for Jammu’s water supply.
Recently highlighted due to flood rescue operation.
Subject Analysis:
GS 1: Geography – River systems of North India.
Prelims: Tributary system, catchment area, regional hydrology.
Topic: International Potato Centre (CIP) Subtopic: Regional Centre to be Set Up in India
Value Addition:
India to host South Asia hub in Agra; supports potato R&D and climate-resilient varieties.
CIP is part of CGIAR – a global research consortium for food security.
India is world’s 2nd largest potato producer; initiative supports tuber-based nutrition and income.
Subject Analysis:
GS 2: International institutions – CGIAR, agri-tech collaboration.
GS 3: Food security, climate-resilient crops.
Topic: Joint Operational Orders by CDS Subtopic: Enhancing Tri-Services Integration
Value Addition:
CDS empowered to issue Joint Instructions and Orders across Army, Navy & Air Force.
Supports Theatre Commands, Inter-Service Organisation Rules, and Unified War Doctrine.
Part of “Year of Reforms 2025”; eliminates redundancy and boosts jointness.
Subject Analysis:
GS 2: Defence governance – Structural reforms.
GS 3: Internal Security – Modernisation and integration in armed forces.
Topic: Brent Crude Subtopic: Global Oil Benchmark
Value Addition:
Benchmark for 60% of global oil; light & sweet type makes refining efficient.
Price volatility reflects geopolitics (e.g. Iran-Israel), supply disruptions.
India heavily imports crude – Brent directly impacts inflation and CAD.
Subject Analysis:
GS 3: Economy – Energy pricing, trade balance.
Prelims: Oil benchmarks – Brent, WTI, Dubai Crude.
Topic: Integrated Biodiversity Assessment Tool (IBAT) Subtopic: Gold Standard for Biodiversity Risk Assessment
Value Addition:
Provides real-time access to key datasets (IUCN Red List, Key Biodiversity Areas, WDPA).
Used by governments and corporates for ESG compliance and nature-positive planning.
Backed by BirdLife, IUCN, CI, and UNEP-WCMC.
Subject Analysis:
GS 3: Environment – Conservation tools, biodiversity metrics.
Prelims: Biodiversity data systems, SDG 15.
Topic: Black Mass Recovery Technology Subtopic: Lithium-Ion Battery Recycling Innovation
Value Addition:
Recovers lithium, cobalt, nickel with 97–99% efficiency using dry + wet extraction.
Entirely indigenised; reduces critical mineral import dependency.
Supports circular economy in EV battery lifecycle.
Subject Analysis:
GS 3: Science & Tech – Sustainable technology, EV ecosystem.
GS 3: Economy – Critical mineral strategy, Make in India.
Topic: Salkhan Fossil Park Subtopic: Mesoproterozoic Stromatolite Site in UP
Value Addition:
Houses 1.4 billion-year-old stromatolites – older than Australia’s Shark Bay.
Illustrates Great Oxidation Event and early cyanobacterial life.
Recently added to UNESCO’s Tentative List.
Subject Analysis:
GS 3: Environment – Geo-heritage sites, paleobiology.
Prelims: Fossil parks in India, stromatolite characteristics.
Topic: Leptospirosis Subtopic: Zoonotic Disease with Monsoon Surge
Value Addition:
Caused by Leptospira bacteria, spread via contact with urine of infected animals.
Highly prevalent post-flood due to stagnant water and poor sanitation.
Treatable if detected early; preventable through boots, sanitation drives.
Subject Analysis:
GS 3: Health – Zoonotic disease management, seasonal epidemics.
Prelims: Transmission routes, symptoms, bacteria types.
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