16 December 2025 - Daily Current Affairs Updates

GS–1 | HISTORY

1. Emperor Perumbidugu Mutharaiyar II (Suvaran Maran)

Subtopic: Early Medieval South Indian Polity

Value Addition:

• Also known by the title Shatrubhayankar (one who instilled fear in enemies).

• Belonged to the Mutharaiyar dynasty, which functioned as feudatories under the Pallavas.

• Reign period: 705–745 AD.

• Territorial control over central Tamil Nadu.

• Capital: Tiruchirappalli.

• Known for:

  • Stable administration

  • Consolidation of territorial authority

• Cultural patronage:

  • Supported temple construction and religious endowments

  • Patronised Shaivite scholars and Tamil intellectual traditions

• Commemorated recently through a postal stamp released by the Government of India.

Subject Analysis:

• Highlights the role of feudatory dynasties in strengthening Pallava rule.

• Useful for understanding regional power structures in early medieval South India.

• Relevant for GS-1 questions on dynastic history, temple culture, and Tamil polity.

GS–1 | ART & CULTURE / TRIBAL STUDIES

2. Dandami Madia Tribe (Bison Horn Maria)

Subtopic: Tribal Culture & Social Institutions

Value Addition:

• Also known as Dandami Maria, Bison Horn Maria, Khalpati Maria.

• Primarily inhabits Chhattisgarh.

• Name derived from distinctive bison-horn-shaped ceremonial headgear.

• Cultural affiliation with the Gond tribal tradition.

• Language:

  • Dandami Maria (primary)

  • Gondi dialects (Dravidian origin; oral language)

• Economic life:

  • Agriculture as mainstay

  • Supplemented by hunting and fishing

• Religious beliefs:

  • Blend of Hindu practices and animism

• Social institution:

  • Ghotul (youth dormitory for unmarried boys and girls)

• Marriage customs:

  • Divorce and widow remarriage permitted

• Traditional dance:

  • Bison Horn Maria dance, performed by both men and women during festivals

Subject Analysis:

• Illustrates living tribal traditions and social flexibility.

• Ghotul system important for questions on tribal social organisation.

• High relevance for GS-1 culture and GS-2 social diversity themes.

GS–3 | ENVIRONMENT

3. New Ramsar Sites in India (95th & 96th)

Subtopic: Wetland Conservation & International Environmental Frameworks

a) Siliserh Lake (Rajasthan)

Value Addition:

• Located at Paitpur, Alwar district.

• Lies in a semi-arid zone within the buffer area of Sariska Tiger Reserve.

• Type: Human-made wetland.

• Created in 1845 AD by Maharaja Vinay Singh by damming a tributary of the Ruparel River.

• Biodiversity includes:

  • Egyptian vulture

  • Black stork

  • Tiger

  • Indian pangolin

  • Leopard, sambar

b) Kopra Jalashay (Chhattisgarh)

Value Addition:

• Located in Bilaspur district.

• Reservoir in the upper catchments of the Mahanadi River.

• Characterised by shallow, nutrient-rich backwaters.

• Biodiversity includes:

  • Bar-headed goose

  • Egyptian vulture

  • River tern

  • Greater spotted eagle

• Threats: siltation, invasive species, intensive agriculture.

Ramsar Convention – Key Facts

• Adopted in 1971 at Ramsar, Iran.

• Nearly 90% of UN members are contracting parties.

• A site must meet at least one of nine criteria for designation.

Subject Analysis:

• Strengthens India’s commitment to wetland protection and biodiversity conservation.

• Demonstrates diversity of wetlands across climatic zones.

• Very important for GS-3 environment and Prelims factual questions.

GS–3 | ENVIRONMENT / BIODIVERSITY

4. Tapanuli Orangutan

Subtopic: Endangered Species & Tropical Forest Ecology

Value Addition:

• Scientific name: Pongo tapanuliensis.

• Native to Sumatra, Indonesia.

• One of three orangutan species (others: Sumatran, Bornean).

• Recognised as a distinct species in 2017.

• Habitat:

  • Tropical moist broadleaf forests south of Lake Toba.

• Lifestyle:

  • Exclusively arboreal

  • Mostly solitary; seen in pairs during maternal care

• Behaviour:

  • Uses vocalisations including rolling calls for communication.

• Diet: Omnivorous.

• Reproduction: Extremely slow maturity and long birth intervals.

• IUCN Status: Critically Endangered.

• Threat intensified by extreme weather events like cyclones.

Subject Analysis:

• Highlights vulnerability of highly specialised forest species to climate change.

• Useful for GS-3 biodiversity and conservation strategy questions.

GS–3 | ENVIRONMENT / CLIMATE CHANGE

5. Community-based Measurement, Reporting and Verification (CbMRV)

Subtopic: Climate Governance & People-Centric Climate Action

Value Addition:

• Launched by Tamil Nadu.

• Pilot initiated in 2023 under UK-PACT programme.

• Empowers local communities to:

  • Measure

  • Validate

  • Report climate and environmental data

• Focus on Blue Carbon ecosystems such as mangroves.

• Community-measured indicators:

  • pH levels

  • Carbon content

• Aligns with Paris Agreement commitments.

MRV Framework (Conceptual Clarity):

• Measurement → quantifying emission reductions.

• Reporting → submission to accredited agencies.

• Verification → third-party validation enabling carbon credits.

Subject Analysis:

• Strengthens bottom-up climate planning and resilience.

• Enhances credibility of India’s climate data.

• High GS-3 relevance for climate governance and carbon markets.

GS–3 | SPACE TECHNOLOGY

6. BlueBird-6 Satellite & LVM-3 Launch

Subtopic: Commercial Spaceflight & Digital Connectivity

Value Addition:

• Developed by AST SpaceMobile (USA).

• To be launched using ISRO’s LVM-3 (Gaganyaan rocket).

• Purpose: Direct-to-device internet without ground towers.

• Weight: ~6.5 tonnes (one of the heaviest launched by ISRO).

• Orbit: Low Earth Orbit (LEO).

• Technology:

  • Phased-array antenna (~2,400 sq ft).

• Enhances connectivity in remote and rural regions.

LVM-3 Key Specs:

• Height: ~43.4 m

• Lift-off mass: ~640 tonnes

• Payload: 10 tonnes (LEO), 4 tonnes (GTO)

• Three-stage configuration: S200 + L110 + C25

Subject Analysis:

• Strengthens Indo-US commercial space cooperation.

• Shows ISRO’s growing role in global commercial launches.

• Relevant for GS-3 science and technology.

GS–1 | ART & CULTURE

7. Ponduru Khadi (GI Tag)

Subtopic: Handloom Heritage & Indigenous Technology

Value Addition:

• Origin: Ponduru village, Srikakulam district, Andhra Pradesh.

• Locally known as Patnulu.

• Covered under ODOP scheme for Srikakulam.

• Praised by Mahatma Gandhi in Young India.

• Raw material: Indigenous cotton varieties.

• Unique features:

  • Cotton cleaned using Valuga fish jawbone.

  • Use of single-spindle Gandhi Charkha (24 spokes).

  • High yarn count (100–120).

• Entire process is non-mechanised.

Subject Analysis:

• Represents living Gandhian economic philosophy.

• GI tag helps preserve traditional livelihoods.

• High relevance for GS-1 culture and GS-3 rural economy.

GS–3 | BIODIVERSITY

8. Red-Shanked Douc Monkey

Subtopic: Wildlife Crime & Endangered Species

Value Addition:

• Scientific name: Pygathrix nemaeus.

• Native to Vietnam, Laos, Cambodia.

• Arboreal, diurnal, herbivorous.

• Known as the “Queen of Primates” due to striking colours.

• Communicates via facial expressions.

• Threats:

  • Illegal hunting

  • Traditional medicine

  • Pet trade

• IUCN Status: Critically Endangered.

Subject Analysis:

• Highlights transnational wildlife trafficking challenges.

• Useful for GS-3 environment and internal security linkages.