TNPSC CURRENT AFFAIRS (ENGLISH) – 05.03.2025

  1. A FINGER ON THE CARBON BUTTON

SUBJECT: SCIENCE

  • Carbon Intensity: Amount of carbon dioxide emissions per unit of GDP.
  • Reflects how carbon-efficient an economy is.
  • Importance: Tracking carbon intensity helps gauge progress in reducing emissions while growing economically.
  • Central to India’s climate goals(Panchamrit announcements, net-zero by 2070).
  • Policy Link: Nationally Determined Contributions (NDCs)under the Paris Agreement.
  • Transition to cleaner energy and sustainable industrial practices.

2. BLUE GHOST MOON LANDING PART OG U.S. PLAN TO DOMINATE SPACE

SUBJECT: SCIENCE AND TECHNOLOGY

  • A private U.S. company’s lunar lander (Blue Ghost) lands on the Moon, raising questions about U.S. space policy. 
  • Issue: Commercialization of Space: Private players increasingly active in lunar exploration.
  • Potential for Dominance: Concerns over unilateral resource exploitation and militarization.
  • Legal/Policy Frameworks: Outer Space Treaty, 1967: No nation can claim sovereignty on celestial bodies.
  • Artemis Accords: U.S.-led initiative; not universally accepted, raising debate on space governance.

3. BELGIUM DEFENCE GAINT TIES UP WITH INDIAN FIRM TO MANUFACTURE TANK TURRETS

SUBJECT: BILATERAL

  • JV announced to develop and manufacture light tank turrets in India.
  • Significance:
  • Make in India in defence: Technology transfer, local manufacturing, potential exports.
  • Partnerships with DRDO and private players (L&T, etc.).
  • Defence Industrial Corridors(Uttar Pradesh, Tamil Nadu).
  • Strategic Partnerships fostering self-reliance in defence (Aatmanirbhar Bharat).

4. HOW THE WALLACE LINE EXPLAINS THE DIFFERNECE IN SPECIES ACROSS CONTINENTS

SUBJECT: INTERNATIONAL

  • Alfred Russel Wallace’s 19th-century observation of a faunal boundary between Asia and Australia (near Indonesia).
  • What is the Wallace Line? ○ An imaginary line demarcating distinct flora and fauna on either side.
  • Reflects biogeographical separation due to tectonic and evolutionary history.
  • Significance in Ecology: Demonstrates how geographic barriers influence speciation and biodiversity distribution.
  • Helps in understanding endemic species and conservation priorities in the region.

5. ISSUES AROUND DELIMITATION

SUBJECT: POLITY

  • Delimitation is the process of redrawing boundaries of electoral constituencies based on population changes.
  • Constitutional Provisions: Article 82 & 170–Parliament enacts a Delimitation Commission post each census.
  • Currently, a freeze on seat redistribution exists until 2026.
  • Concerns: Population-based representation might disadvantage states with successful population control.
  • Balancing federal fairness and demographic realities.
  • Significance: Impacts parliamentary and state assembly representation.
  • Key to electoral reforms and ensuring equitable representation

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