×

UPSC Courses

DNA banner

DAILY NEWS ANALYSIS

  • 21 August, 2025

  • 3 Min Read

Tritium

  • A global ocean model study conducted by University of Tokyo and Fukushima University researchers has confirmed that the release of tritium wastewater from the Fukushima Daiichi Nuclear Power Plant has minimal impact on ocean waters.

About Tritium:

  • Tritium is a radioactive isotope of hydrogen.

Key Features of Tritium:

  1. Composition:

    • It has the same number of protons and electrons as regular hydrogen, but it has two neutrons, making it unstable and radioactive.

    Production:

    • It is produced naturally through interactions of cosmic rays with gases in the upper atmosphere.

    • It can also be produced artificially in nuclear reactors, specifically designed to create tritium for nuclear weapons.

    • Additionally, it is produced during nuclear explosions.

    Radioactive Properties:

    • Half-life: Tritium has a half-life of 12.3 years, meaning it decays relatively slowly.

    • As it decays, it transforms into tritiated water (HTO), which behaves similarly to water in the environment.

    • It is a colorless, odorless gas and can also be found as a liquid.

    Movement in the Environment:

    • As a liquid, tritium moves easily through the environment, much like water, and can disperse widely.

    • It naturally occurs in the environment at very low concentrations.

Uses of Tritium:

  1. Glow-in-the-Dark Applications:

    • When combined with phosphor, tritium can create glow-in-the-dark lighting, which is used in:

      • Exit signs

      • Emergency lighting

      • Airport runway lights

    Medical Field:

    • Tritium is used as a tracer in biomedical research for studying and diagnosing various diseases such as:

      • Heart disease

      • Cancer

      • AIDS

    Electricity Generation:

    • Tritium is also being considered for use in fusion reactors, where it may play a role in electricity generation.

Fukushima and Tritium Release:

  • The release of tritiated water from the Fukushima Daiichi Nuclear Power Plant has raised concerns, but the recent study indicates that it poses a minimal impact on oceanic ecosystems.


Source: THE HINDU


India–Azerbaijan

A year after tensions arising from Operation Sindoor, India and Azerbaijan have taken steps to restore and normalise bilateral relations. The 6th round of Foreign Office Consultations, held in Baku, marked the first such engagement since 2022, signaling renewed diplomatic momentum. Recent Diplomatic Engagement During the consultations, bo

India–Australia Economic Cooperation and Trade Agreem

The India–Australia Economic Cooperation and Trade Agreement has completed four years since its signing. Both countries now aim to build on this progress through strengthened collaboration and ambitious targets, including reaching AUD 100 billion in bilateral trade by 2030. What is the India–Australia Economic Cooperation and Tra

ADR Report on Political Funding

A recent report by the Association for Democratic Reforms (ADR) analyses donations of ?20,000 or more declared to the Election Commission of India (ECI) by national political parties for FY 2024–25, highlighting transparency and accountability in political financing. Key Findings Massive Funding Surge Total donations to nationa

Maritime Chokepoints

Maritime chokepoints are narrow channels along global shipping routes where maritime traffic is concentrated. These points are geopolitically and economically critical, as they handle a large proportion of global trade, especially energy shipments. Current Relevance Over two-thirds of seaborne energy trade passes through a handful o

US-Israel-Iran War

Following the launch of Operation Epic Fury (U.S.) and Operation Roaring Lion (Israel), the geopolitical landscape has shifted fundamentally with the confirmed death of Iran’s Supreme Leader, Ayatollah Ali Khamenei.Iran retaliated through Operation True Promise 4, launching missile attacks against Israel and nearby Gulf states. The escala

DNA

05 Apr,2026

Toppers

Search By Date

Newsletter Subscription
SMS Alerts

Important Links

UPSC GS Mains Crash Course - RAW