2 July 2026 | Daily Current Affairs

Himalayan Ray-finned Fish Conservation in Arunachal

Context: Himalayan Ray-finned Fish Conservation
The Sangno clan of the Nyishi tribe in East Kameng, Arunachal Pradesh, translocated the Endangered Himalayan ray-finned fish to a protected mountain stream.

The aim is to protect it from the Golden Mahseer, the apex predator of Himalayan rivers, and promote community-led freshwater biodiversity conservation.

Himalayan Ray-finned Fish

Scientific Name

  • Schizothorax pelzami

Basic Features

  • Freshwater fish
  • Family: Cyprinidae / Carp family
  • Endemic to the Eastern Himalayas

Distribution and Habitat

Found in:

Preferred habitat:

  • Cold streams
  • Clear water
  • Fast-flowing streams
  • Oxygen-rich rocky streams

IUCN Status

  • Endangered

Threats

  • Predation by Golden Mahseer
  • Habitat degradation
  • River modification
  • Overfishing

Conservation Measure

Community-led translocation to Mahseer-free streams can improve:

  • Survival
  • Breeding
  • Population recovery

Golden Mahseer

Scientific Name

  • Tor putitora

Key Facts

  • Largest Himalayan freshwater game fish.
  • Known as the “Tiger of Himalayan Rivers.”
  • Found in the Indus, Ganga and Brahmaputra river basins.
  • Natural predator of juvenile Himalayan ray-finned fish.

Nyishi Tribe

  • Largest tribe of Arunachal Pradesh.
  • Inhabits East Kameng, Papum Pare, Kurung Kumey, Kra Daadi, Lower Subansiri and Upper Subansiri districts.
  • Speaks the Nyishi / Tani language.
  • Known for community-based forest and wildlife conservation.

PYQ Link

Golden Mahseer is not a bird. It is a fish.

Significance

  • Shows the role of indigenous communities in conservation.
  • Supports freshwater biodiversity protection.
  • Promotes community-led ecological restoration.
  • Helps conserve endemic Himalayan species.
  • Links traditional knowledge with biodiversity management.
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GAGAN Satellite Augmentation System Explained for UPSC

Context: GAGAN Satellite Augmentation System
GAGAN is India’s Satellite-Based Augmentation System, jointly developed by ISRO and Airports Authority of India to improve navigation accuracy and safety.

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GAGAN

Full Form

  • GPS Aided GEO Augmented Navigation

Type

  • Satellite-Based Augmentation System

Developed By

Operational Since

  • 2015

Purpose

To improve the accuracy, integrity and reliability of GPS signals.

Coverage

GAGAN covers:

  • India
  • Neighbouring regions
  • Indian Ocean Region

How It Works

GAGAN improves GPS signals by correcting errors caused by:

  • Satellite clock errors
  • Ionospheric delays
  • Orbital errors
  • Signal distortions

Infrastructure

GAGAN uses:

  • 15 Indian Reference Stations
  • 2 Master Control Centres
  • 3 Uplink Stations
  • 3 GEO satellites

Benefits

  • Improves GPS accuracy.
  • Provides real-time correction.
  • Enhances navigation safety.
  • Supports aviation operations.
  • Strengthens India’s satellite navigation infrastructure.

Applications

  • Civil aviation
  • Railways
  • Shipping
  • Road transport
  • Disaster management
  • Surveying and mapping
  • Precision agriculture

Global Comparison

Other Satellite-Based Augmentation Systems include:

  • WAAS — United States
  • EGNOS — Europe
  • MSAS — Japan
  • SDCM — Russia

Prelims Fact

GAGAN is part of the Global Navigation Satellite System augmentation ecosystem.

eSARAS Marketplace Platform for SHG Products Explained

Context: eSARAS Marketplace Platform
The eSARAS Marketplace is a digital platform designed to help Self-Help Groups and rural artisans sell their products online.

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eSARAS

Full Form

  • Electronic Self Help Group Artisan Rural Area Stores

Implemented By

Ministry

Beneficiaries

  • Self-Help Groups
  • Rural artisans
  • Women entrepreneurs
  • Rural producers

Products Sold

  • Handicrafts
  • Handlooms
  • Food products
  • Organic products
  • Home decor
  • Traditional products

Objectives

  • Provide online market access.
  • Improve income of SHG women.
  • Remove middlemen.
  • Promote rural products.
  • Support women-led entrepreneurship.
  • Strengthen rural livelihoods.

Benefits

  • Wider market reach.
  • Brand visibility.
  • Better income.
  • Digital empowerment.
  • Rural economic growth.
  • Support for Vocal for Local.

Link with Governance

eSARAS supports:

  • Digital governance
  • Rural development
  • Women empowerment
  • Financial inclusion
  • Inclusive growth
  • SHG-based entrepreneurship

India Energy Security Policy Through Coal Chemistry

Context: India Energy Security Policy
The articles argue that India needs a resilient and sustainable energy strategy combining coal chemistry, clean energy transition and a unified policy architecture.

India’s energy future requires balancing:

  • Energy security
  • Energy affordability
  • Environmental sustainability
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Why Energy Security Matters

India is:

  • The 3rd largest energy consumer globally.
  • Dependent on imports for around 88% of crude oil.
  • Dependent on imports for around 50% of natural gas / LNG.
  • Dependent on coal for around 74% of electricity generation.

India’s energy demand may rise 2.5 times by 2040.

India has also set major energy goals:

  • 500 GW non-fossil electricity capacity by 2030.
  • Net Zero by 2070.

Energy Trilemma

India must balance three goals:

1. Energy Security

Reliable and uninterrupted supply.

2. Energy Affordability

Reasonable cost for citizens and industries.

3. Environmental Sustainability

Low-carbon and clean energy transition.

Key Challenges

  • High import dependence on oil, gas, LPG and critical minerals.
  • Geopolitical risks and volatility in global energy markets.
  • Rising electricity demand from industry, transport and households.
  • Fragmented policy and institutional framework across sectors.
  • Technology, storage and innovation gaps in clean energy.

Coal as a Strategic Resource

Coal should not be seen only as a fuel for power generation.

It can also be used as a strategic raw material for:

  • Cleaner fuels
  • Industrial chemicals
  • Graphite
  • Methanol
  • Dimethyl Ether
  • Syngas

Coal Chemistry

Coal chemistry means using coal as a feedstock to produce useful industrial products through chemical conversion.

Key Technologies

1. Coal Gasification

Converts coal into synthesis gas / syngas.

2. Dimethyl Ether

Can be used as an LPG substitute and clean fuel.

3. Methanol Economy

Uses methanol as a cleaner fuel and industrial feedstock.

4. Chemicals and Fertilisers

Coal-derived chemicals can reduce dependence on imported petrochemicals.

Why Coal Chemistry Matters

  • Utilises domestic coal resources efficiently.
  • Reduces import dependence on LPG and petrochemicals.
  • Creates value-added products.
  • Generates jobs and industrial capacity.
  • Enhances strategic resilience during global supply disruptions.

Unified Energy Policy

A unified energy policy means treating the energy sector as one integrated ecosystem rather than separate silos of:

  • Coal
  • Oil
  • Gas
  • Renewables
  • Electricity grids
  • Pipelines
  • Storage
  • Transmission

What It Integrates

  • Energy supply
  • Coal, oil, gas and renewables
  • Energy infrastructure
  • Grids, pipelines, storage and transmission
  • Clean technologies
  • Green hydrogen, BESS and CCUS
  • Demand management
  • Energy efficiency, electrification and smart consumption

Integrated Strategy for Energy Security

1. Diversified Energy Mix

  • Scale up solar, wind, hydro and nuclear.
  • Promote biofuels, ethanol blending and compressed biogas.
  • Accelerate domestic oil and gas exploration.

2. Coal as a Strategic Resource

  • Use coal for cleaner fuels and chemicals.
  • Promote coal gasification.
  • Reduce petrochemical import dependence.

3. Unified Energy Policy

  • Reduce institutional fragmentation.
  • Improve coordination among ministries and regulators.
  • Provide long-term investment certainty.
  • Balance security, affordability and sustainability.

4. Strengthen Energy Infrastructure

  • Expand strategic petroleum reserves.
  • Develop green energy corridors.
  • Strengthen natural gas pipelines.
  • Scale up battery energy storage systems and pumped storage.
  • Modernise grids with smart technologies.

5. Innovation and Clean Energy

  • Scale green hydrogen.
  • Promote carbon capture, utilisation and storage.
  • Support advanced biofuels.
  • Invest in domestic manufacturing and energy start-ups.

Government Initiatives

Way Forward

  • Adopt an integrated national energy policy.
  • Promote coal chemistry and clean coal use.
  • Diversify energy sources.
  • Expand renewable energy with storage.
  • Improve energy efficiency across sectors.
  • Invest in indigenous technology and R&D.
  • Ensure a just energy transition balancing growth, access and climate goals.

Conclusion

India’s energy security will depend on a balanced mix of domestic resources, clean energy expansion, resilient infrastructure and unified policy coordination.

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SHE-LEAPS Platform UPSC for Women SHG Livelihoods

Context: SHE-LEAPS Platform UPSC
The SHE-LEAPS Platform has been launched to empower women Self-Help Groups through digital livelihood support, better market access and capacity building.

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SHE-LEAPS

Full Form

  • Self Help Enterprises Livelihoods & Enterprise Assistance Platform for Prosperity and Sustainability

Implemented By

  • Digital India Corporation

Implemented Under

Purpose

To support women Self-Help Groups through:

  • Digital livelihood tracking
  • Enterprise registration
  • Market linkage
  • Access to credit
  • Training
  • Government scheme integration

Key Features

  • Livelihood tracking and enterprise registration.
  • Access to credit, markets and government schemes.
  • Capacity building and digital literacy.
  • Data analytics for policy and decision-making.

Impact

  • Women empowerment
  • Financial inclusion
  • Rural economic growth
  • Better market access
  • Higher income
  • Brand visibility
  • Inclusive growth

Significance

  • Strengthens women-led entrepreneurship.
  • Enables SHGs to move from subsistence activity to market-linked enterprise.
  • Supports Digital India and rural livelihood missions.
  • Improves formalisation of women-led businesses.
  • Enhances access to schemes and credit.

AI Sun Image Analysis Using Kodaikanal Observatory

Context: AI Sun Image Analysis
Artificial Intelligence is being used to study over 100 years of solar images from the Kodaikanal Solar Observatory.

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The aim is to understand solar activity, sunspots and long-term changes in the Sun.

Kodaikanal Solar Observatory

Located In

  • Tamil Nadu

Established

  • 1899

Operated By

Data Used

The observatory has a long historical archive of solar images.

These include:

  • Sunspot images
  • Plage images
  • Filament images
  • Prominence images

Role of AI

AI helps in:

  • Digitising old solar images
  • Identifying sunspots
  • Studying magnetic activity
  • Tracking solar cycles
  • Analysing long-term solar variability
  • Improving space weather prediction

Why Solar Activity Matters

Solar activity can affect:

  • Satellites
  • GPS systems
  • Communication networks
  • Power grids
  • Aviation routes
  • Space missions

Sunspots

Sunspots are dark, cooler regions on the Sun’s surface associated with intense magnetic activity.

Solar Cycle

The Sun follows an approximately 11-year solar cycle, during which sunspot activity rises and falls.

Significance

  • Helps understand long-term solar behaviour.
  • Improves prediction of solar storms.
  • Supports satellite and communication safety.
  • Strengthens India’s solar physics research.
  • Shows the use of AI in scientific heritage data.

Digital India 11 Years of Governance Transformation

Context: Digital India 11 Years
India completed 11 years of Digital India, highlighting progress in digital governance, digital public infrastructure and citizen-centric service delivery.

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Digital India

Launched

  • 2015

Vision

To transform India into a digitally empowered society and knowledge economy.

Three Core Vision Areas

1. Digital Infrastructure as a Core Utility

Includes:

  • Aadhaar
  • Mobile connectivity
  • Internet access
  • Cloud infrastructure
  • Digital identity

2. Governance and Services on Demand

Includes:

  • Online public services
  • e-governance
  • Direct Benefit Transfer
  • DigiLocker
  • UMANG
  • e-Sign

3. Digital Empowerment of Citizens

Includes:

  • Digital literacy
  • Access to information
  • Local language services
  • Digital inclusion

Key Pillars / Achievements

Aadhaar

  • Digital identity backbone.

UPI

  • Real-time digital payments ecosystem.

DigiLocker

  • Digital document storage and verification.

UMANG

  • Unified access to government services.

CoWIN

  • Digital vaccination platform.

ONDC

ABHA

BharatNet

  • Broadband connectivity for rural India.

Direct Benefit Transfer

  • Improved welfare delivery and reduced leakages.

Global Leadership

India’s Digital Public Infrastructure model is increasingly recognised globally for:

  • Scale
  • Inclusion
  • Interoperability
  • Low-cost service delivery
  • Public-private innovation

Impact

  • Improved governance efficiency.
  • Reduced corruption and leakages.
  • Expanded financial inclusion.
  • Strengthened digital payments.
  • Improved access to welfare schemes.
  • Enabled start-up and fintech innovation.
  • Supported rural connectivity.
  • Improved citizen service delivery.

Challenges

  • Digital divide
  • Cybersecurity risks
  • Data privacy concerns
  • Low digital literacy in some regions
  • Connectivity gaps
  • Platform accountability
  • Exclusion due to authentication failures

Way Forward

  • Expand broadband and 5G connectivity.
  • Strengthen cybersecurity.
  • Improve data protection.
  • Promote digital literacy.
  • Build inclusive local-language platforms.
  • Ensure offline alternatives for essential services.
  • Improve grievance redressal for digital exclusion.

Key Takeaway

Digital India has transformed governance by building large-scale digital public infrastructure. The next phase must focus on inclusion, trust, cybersecurity and last-mile access.

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