Extended Range Anti-Submarine Rocket | Current Affairs | Vision IAS
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    Posted 10 Jul 2025

    8 min read

    Extended Range Anti-Submarine Rocket

    India has tested the indigenous anti-submarine rocket systems.

    About ERASR

    • ERASR is a totally indigenous anti-submarine rocket used to combat submarines and fired from onboard of Indian Naval Ships. 
    • It has twin-rocket motor configuration to meet a wide spectrum of range requirements with high accuracy and consistency. 
    • It uses an indigenously developed Electronic Time Fuze.
    • Designed and developed by DRDO’s Armament Research & Development Establishment (ARDE), Pune.
    • Tags :
    • DRDO
    • Extended Range Anti-Submarine Rocket

    Advanced Towed Artillery Gun Systems

    Recently, Defense Ministry called indigenously-made Advanced Towed Artillery Gun Systems (ATAGS) project an "exemplary mission mode success".

    About ATAGS

    • Designed by: Armament Research and Development Establishment (ARDE), Pune, a laboratory of DRDO.
    • It is a large gun that can fire guided missiles for accurate long-distance attacks.
    • Uses an electric system that needs less maintenance and works reliably for a long time.
    • It also features an Automatic Ammunition Handling System, including Crane.
    • Tags :
    • Advanced Towed Artillery Gun Systems
    • Automatic Ammunition Handling System

    Mahi or Mahisagar River

    A Bridge collapsed in Gujarat over Mahi River.

    About Mahi River

    • Type: Major west-flowing interstate river. Also known as Mahisagar due to its vastness. 
    • Origin: Northern slope of the Vindhyas, near Sardarpur, Dhar district, Madhya Pradesh.
    • Empties Into: Gulf of Khambhat, Arabian Sea.
    • Interstate river: Madhya Pradesh, Rajasthan, and Gujarat.
    • Topographical Boundaries
      • North & North-West: Aravalli Hills
      • East: Ridge separating it from Chambal Basin
      • South: Vindhya Range
      • West: Gulf of Khambhat
    • Distinct Characteristics: 
      • One of the few rivers in India that flows across the Tropic of Cancer twice. 
      • Forms a zigzag course unlike other west-flowing rivers.
    • Tags :
    • Mahi River

    INS Nistar

    Recently, ‘Nistar’, the first indigenously designed and constructed Diving Support Vessel, was delivered to the Indian Navy.

    About INS Nistar

    • It is installed with state-of-the-art Diving Equipment with capability to undertake Deep Sea Saturation Diving up to 300 m depth. 
    • It has a Side Diving Stage for undertaking Diving Operations up to 75 m depth.
    • It will serve as ‘Mother Ship’ for the Deep Submergence Rescue Vessel (DSRV), to rescue and evacuate personnel.
    • It is equipped with a combination of Remotely Operated Vehicles to undertake Diver Monitoring and Salvage Operations up to a depth of 1000 m.
    • Tags :
    • INS Nistar
    • Deep Submergence Rescue Vessel

    Lake Turkana

    Scientists extracted 18-20 million-year-old proteins from tooth enamel of extinct mammals found in Lake Turkana.

    About Lake Turkana (Lake Rudolf or Jade Sea)

    • Location: Mainly in Northern Kenya, with some part in Ethiopia.
    • Africa’s 4th largest lake by surface area and the world’s largest permanent desert lake.
    • Lake Turkana National Parks, including the lake, are designated World Heritage Sites.
    • Only perennial tributary: Omo River
    • Tags :
    • Lake Turkana

    Catastrophe Bonds (Cat Bonds)

    A relatively new type of financial instrument, Cat bonds can help in planning natural disasters.

    About Cat Bonds

    • It is a financial instrument that transfers catastrophic insurance risk to investors, who receive high yields but may lose their principal if a specific disaster occurs.
    • It could include earthquakes, hurricanes, floods, and other extreme events.
    • Investors can receive high yields, but lose their principal if a predefined natural disaster occurs before the bond matures.
    • Climate change and the increased frequency of natural disasters are making Cat Bonds more important in the insurance industry.
    • Tags :
    • Cat Bonds
    • Disaster Insurance

    Shadow Banking

    The Finance Minister said Non-banking financial institutions (NBFCs) are no longer shadow banks.

    About Shadow Banking

    • It refers to a network of financial intermediaries and institutions that operate outside the traditional banking system. These are not subject to the same regulatory oversight as conventional banks.
    • Issues: Lack of transparency and the potential for increased systemic risk. 
    • Role: It plays a significant role in the global financial system by providing credit and liquidity to various sectors.
    • Example: Money Market Funds, Hedge Funds, Private Equity Funds, Securitization and Asset-Backed Securities.
    • Tags :
    • NBFCs
    • NBFC
    • Shadow Banking

    Admiralty (Jurisdiction and Settlement of Maritime Claims) Act, 2017

    The Kerala government has sought compensation for environmental damage under Admiralty Act, 2017 for sinking of a ship.

    About the Act

    • Application: To every vessel, irrespective of the place of residence or domicile of the owner.
    • Types of maritime claims covered: Damage to ships, Ownership and agreement disputes, Loss of life at sea, Wage issues for maritime workers, Environmental damage.
    • The jurisdiction: Should vest in the respective High Courts.
    • Covers compensation for damage, removal measures, and remediation costs
    • Enables ship arrest (detention) until claims are settled or security is provided.
    • Tags :
    • Admirality Act, 2017
    • Ship Detention
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