28 January 2026 - Daily Current Affairs Updates

GS–1 | INDIAN SOCIETY & TRIBES

1. Lambadi Tribe (Banjara / Sugali)

Subtopic: Tribal Identity, Constitutional Status & Culture

Value Addition:

• Geographical Distribution:

  • Primarily found in Telangana, Andhra Pradesh, Karnataka.

• Alternate Names:

  • Also known as Banjara or Sugali in different regions.

• Language:

  • Speak Gor Boli (Lambadi), an Indo-Aryan language.

  • No written script, transmitted orally across generations.

• Religious Practices:

  • Majority follow Hinduism.

  • Hindu rituals often blended with animistic and tribal belief systems.

• Cultural Practices:

  • Celebrate Teej festival during Shravanam (August), especially by unmarried girls praying for a suitable life partner.

  • Fire dance and Chari dance are traditional art forms.

  • Tattooing holds deep social, ritualistic, and aesthetic value.

• Traditional Attire:

  • Women (Gor women / Thandri) wear bright red dresses.

  • Dresses decorated with mirror work, cowrie shells, and embroidery.

  • Ornaments include ivory bangles, heavy silver jewellery, forming a strong cultural identity marker.

• Contemporary Issue:

  • Supreme Court examining Parliament’s decision on ST status in Telangana, raising questions of tribal classification and constitutional safeguards.

Subject Analysis:

• High-utility GS-1 topic linking tribal culture, constitutional recognition, and identity politics.

• Useful for mains on Scheduled Tribes, social justice, and federal disputes.

GS–1 | WORLD GEOGRAPHY & ARCHAEOLOGY

2. Muna Island (Indonesia)

Subtopic: Island Geography, Prehistoric Art & Cultural Landscapes

Value Addition:

• Location: Southeast Sulawesi Province, Indonesia.

• Area: ~1,704 sq km.

• Topography:

  • Largely hilly terrain.

  • Maximum elevation ~445 m (1,460 ft).

• Natural Vegetation:

  • Teak forests dominate northern and northeastern regions.

• Population:

  • Inhabited by the Muna people, known for rich cultural traditions, crafts, and dance.

• Economic Activities:

  • Agriculture, fishing, and indigenous handicrafts.

• Urban Centre:

  • Raha – main town and principal port.

  • Located on the northeastern coast.

  • Separated from Buton Island by the Buton Strait.

• Archaeological Importance:

  • Liangkobori Cave houses prehistoric cave paintings, including hand stencils.

  • Adds to evidence of early human symbolic expression in Southeast Asia.

• Natural Attraction:

  • Napabale Lake, connected to the sea via a natural tunnel.

Subject Analysis:

• Useful GS-1 topic linking island geomorphology, prehistoric archaeology, and cultural geography.

• Relevant for prelims on world mapping and early human art.

GS–3 | BIODIVERSITY & RIVER ECOLOGY

3. Indian Skimmer (Rynchops albicollis)

Subtopic: Riverine Birds, Conservation & Ganga Ecology

Value Addition:

• Taxonomy:

  • Genus: Rynchops; Family: Laridae.

• Unique Feeding Behaviour:

  • Flies close to water surface and skims fish using elongated lower mandible.

• Habitat:

  • Large sandy lowland rivers.

  • Lakes, marshes; during non-breeding season in estuaries and coastal areas.

• Geographical Distribution:

  • Native to South Asia.

  • Found in India, Bangladesh, Pakistan; extends to Nepal and Myanmar.

  • Chambal River is a major Indian stronghold.

• Physical Features:

  • Black upper body, white underparts.

  • Bright orange bill, with longer lower mandible.

  • Long, angular wings for precision flight.

• Conservation Status:

  • Endangered (IUCN).

• Threats:

  • River habitat degradation.

  • Unregulated dam water release.

  • Sand mining and nesting disturbance.

• Current Initiative:

  • Conservation project by Bombay Natural History Society under National Mission for Clean Ganga.

Subject Analysis:

• High-yield GS-3 topic linking river health, biodiversity conservation, and flagship species protection.

GS–3 | SCIENCE & CHEMISTRY

4. Borax

Subtopic: Industrial Minerals, Public Health Risks

Value Addition:

• Chemical Name: Sodium tetraborate decahydrate.

• Formula: Na₂B₄O₇·10H₂O.

• Nature:

  • Naturally occurring white crystalline mineral.

• Occurrence:

  • Found in evaporite deposits formed by repeated evaporation of seasonal lakes.

• Manufacture:

  • Can be synthetically produced from other boron compounds.

  • Natural borax is purified by recrystallisation.

• Industrial Uses:

  • Glass and ceramic glazes.

  • Flux in welding and soldering.

  • Metallurgy as slag solvent.

  • Fertiliser supplement.

  • Soap additive, water softener, disinfectant.

  • Ingredient in some mouthwashes.

• Health Concern:

  • Toxic when ingested.

  • Recent incident highlights misuse for weight loss, raising public health awareness.

Subject Analysis:

• GS-3 topic connecting basic chemistry, industrial use, and toxicology.

• Useful for prelims on chemical substances and health hazards.

GS–3 | BIODIVERSITY & ENTOMOLOGY

5. Metadon ghorpadei and Metadon reemeri

Subtopic: Insect Diversity, Myrmecophily

Value Addition:

• Taxonomic Group:

  • Ant flies belonging to Microdontinae subfamily (hoverflies).

• Discovery Locations:

  • Metadon ghorpadei – Northern Ridge Forest, Delhi.

  • Metadon reemeri – Siruvani Hills, Western Ghats.

• Ecological Specialisation:

  • Larvae live inside ant nests and feed on ant brood.

  • This association is called myrmecophily.

• Rarity:

  • Highly specialised habitat needs → fragmented distribution.

  • Globally considered rare or threatened.

• Global Diversity:

  • ~454 Microdontinae species worldwide.

• Indian Context:

  • Only 27 species reported from India.

• Scientific Significance:

  • Discovery indicates hidden insect diversity in urban and forest ecosystems.

Subject Analysis:

• GS-3 topic linking species discovery, ecological interactions, and biodiversity documentation.

GS–3 | ECONOMY & MSME FINANCE

6. Small Industries Development Bank of India (SIDBI)

Subtopic: Development Finance Institutions, MSME Support

Value Addition:

• Established: 2 April 1990 by Act of Parliament.

• Initial Status:

  • Wholly owned subsidiary of IDBI Bank.

• Delinking:

  • Became independent on 27 March 2000.

• Mandate:

  • Principal financial institution for promotion, financing, and development of MSMEs.

• Core Functions:

  • Direct lending to MSMEs.

  • Refinance to banks and NBFCs.

  • Promotion of entrepreneurship.

  • Venture capital and innovation financing.

• Specialised Financing:

  • Risk capital.

  • Sustainable finance.

  • Receivables and service-sector finance.

• Additional Responsibilities:

  • Administers Small Industries Development Fund.

  • Manages National Equity Fund.

• Stakeholders:

  • Government of India, State Bank of India, Life Insurance Corporation, NABARD.

• Headquarters: Lucknow, Uttar Pradesh.

• Recent Update:

  • Union Cabinet approved ₹5,000 crore equity support to strengthen lending capacity.

Subject Analysis:

• Core GS-3 topic on MSME financing, credit flow, and development banking.

GS–3 | BIODIVERSITY & BOTANY

7. Strobilanthes riteshii

Subtopic: New Plant Species, Eastern Himalaya Biodiversity

Value Addition:

• Family: Acanthaceae.

• Discovery Location:

  • Chayangtajo, East Kameng district, Arunachal Pradesh.

• Elevation: ~1,600 m.

• Habitat:

  • Roadsides and open hill slopes.

  • Evergreen forest patches.

  • Moist microhabitats near streams and waterfalls.

• Phenology:

  • Flowering: August–October.

  • Fruiting: September–December.

• Etymology:

  • Named after Dr. Ritesh Kumar Choudhary, Indian plant taxonomist (Agharkar Research Institute).

• Conservation Status:

  • Data Deficient (IUCN) – requires further population and threat assessment.

Subject Analysis:

• High-yield GS-3 topic on species discovery, endemic flora, and conservation assessment gaps.