Content

1. First Indigenous Hydrogen Train: India’s Green Rail Transition
2. Water Governance in Rural India: Participatory Water Budgeting

---

First Indigenous Hydrogen Train: India’s Green Rail Transition

---

Why in News?

• Indian Railways approved India’s first indigenous Hydrogen Fuel Cell-based 10-car trainset on the Jind–Sonipat section (Haryana). Powered by a 1200 KW fuel-cell propulsion system, the train can operate at a maximum speed of 75 kmph, marking a major milestone in sustainable rail mobility.
• With this initiative, India joins a small group of countries such as Germany, Japan, China and United States using hydrogen fuel-cell technology for cleaner transportation systems.

Relevance

GS Paper III

• Science & Technology – Hydrogen Fuel Cells, Clean Mobility, Advanced Energy Systems
• Environment – Decarbonisation of Transport, Green Mobility, Air Pollution Reduction, Climate Change Mitigation
• Infrastructure – Railway Modernisation, Alternative Fuel Transport Systems

Practice Question

• “Hydrogen-powered rail mobility represents an important step towards India’s low-carbon transportation transition, but its success depends on technological maturity, safety standards and affordable green hydrogen production.” Critically examine. (250 words)

What is Hydrogen Fuel Cell Technology?

• A Hydrogen Fuel Cell generates electricity through an electrochemical reaction between hydrogen and oxygen without combustion. The only direct by-product is water vapour, making it a zero tailpipe-emission technology suitable for clean transport systems.
• Hydrogen stored in high-pressure tanks enters the fuel-cell stack, where chemical reactions generate electricity to power traction motors. Compared to diesel locomotives, fuel cells offer higher energy efficiency, lower noise levels and significantly reduced air pollution emissions.

Significance for India

Green Transportation Transition

• The project supports India’s transition towards low-carbon transportation by reducing dependence on diesel-powered locomotives on non-electrified sections. It aligns with India’s commitment to achieve Net Zero emissions by 2070 and promote environmentally sustainable infrastructure.

Support to National Green Hydrogen Mission

• The hydrogen train complements the National Green Hydrogen Mission, which aims to make India a global hub for production, utilisation and export of green hydrogen. Railways can emerge as a major institutional consumer of domestically produced green hydrogen.

Energy Security

• India imports nearly 85% of its crude oil requirements, creating vulnerability to global energy shocks. Adoption of hydrogen-powered mobility can reduce long-term dependence on imported fossil fuels and strengthen India’s overall energy security architecture.

Indigenous Technological Capability

• Development of an indigenous hydrogen trainset, refuelling station and storage infrastructure reflects progress under Make in India and Atmanirbhar Bharat initiatives. It enhances domestic capability in advanced clean-energy technologies and next-generation transport systems.

Governance & Institutional Framework

• The Jind–Sonipat corridor was selected as a pilot route to test operational feasibility under Indian conditions. Such phased implementation reduces technological risks and allows gradual scaling after evaluating performance, maintenance costs and operational reliability.
• The Petroleum and Explosives Safety Organisation (PESO) granted licences for compressed hydrogen storage and dispensing facilities, while the Research Designs and Standards Organisation (RDSO) approved operational manuals, maintenance standards and safety protocols for the hydrogen ecosystem.
• Indian Railways mandated 24×7 monitoring, deployment of trained personnel, regular inspections and installation of hydrogen leak detectors and flame detectors. These measures are essential because hydrogen is highly inflammable and requires stringent industrial safety standards.

Economic Dimensions

Long-Term Operational Benefits

• Although hydrogen trains involve high initial investment, they can become economically viable over time on routes where railway electrification is difficult or expensive. Reduced diesel consumption may also lower long-term fuel expenditure and carbon liabilities.

New Industrial Ecosystem

• Hydrogen rail systems can stimulate domestic industries related to fuel cells, electrolysers, hydrogen storage tanks, compressors and safety engineering equipment. This may generate employment opportunities and strengthen India’s emerging green manufacturing ecosystem.

Export Potential

• If India successfully develops cost-effective indigenous hydrogen rail technology, it may eventually export affordable solutions to developing countries seeking sustainable transport systems, strengthening India’s position in the global clean-energy value chain.

Environmental Significance

• Transport remains a major contributor to greenhouse gas emissions and urban air pollution. Hydrogen trains eliminate emissions such as SOx, NOx and particulate matter, helping improve air quality and reducing environmental damage associated with diesel locomotives.
• The project aligns with Article 48A of the Constitution, which directs the State to protect and improve the environment. It also reflects India’s commitments under the Paris Climate Agreement and supports achievement of SDG 7, SDG 9 and SDG 13.

Science & Technology Dimensions

• Hydrogen propulsion represents a major technological leap beyond traditional diesel-electric systems. Countries worldwide are exploring hydrogen mobility because it combines clean energy goals with operational flexibility on routes where electrification infrastructure is limited or absent.
• The project includes indigenous hydrogen storage, compression and refuelling systems at Jind, demonstrating growing domestic expertise in handling advanced energy systems. Such technological capability is strategically important for India’s long-term clean-energy transition.

Challenges

High Cost of Green Hydrogen

• Green hydrogen produced using renewable-energy-powered electrolysis remains significantly costlier than conventional fossil fuels. Without substantial reductions in production cost, large-scale commercial adoption of hydrogen-powered rail systems may remain financially challenging.

Infrastructure Limitations

• India currently lacks widespread hydrogen production, transportation and refuelling infrastructure. Scaling hydrogen mobility nationwide would require substantial investment in integrated hydrogen supply chains and specialised storage facilities.

Safety Concerns

• Hydrogen is highly inflammable and requires advanced safety mechanisms for storage, transportation and refuelling. Any operational failure may raise public concerns regarding safety and slow acceptance of hydrogen-based mobility systems.

Technological Maturity

• Hydrogen rail technology is still at a relatively nascent stage globally. Long-term durability, efficiency and operational reliability under Indian climatic and operational conditions are yet to be fully established through sustained pilot operations.

Critical Analysis

• Hydrogen trains are an important symbolic and technological breakthrough, but they should complement rather than replace railway electrification. Electrification remains more energy-efficient on high-density routes, whereas hydrogen may be more suitable for remote or low-density corridors.
• The environmental benefits of hydrogen trains depend heavily on the source of hydrogen production. If hydrogen is generated using fossil fuels instead of renewable energy, the overall carbon footprint reduction may remain limited.

Way Forward

• India must rapidly scale production of Green Hydrogen through renewable-powered electrolysis to reduce fuel costs and ensure environmental sustainability. Public investment and targeted incentives will be essential during the early stages of market development.
• A comprehensive Hydrogen Safety Regulatory Framework covering transport, storage, refuelling and emergency response should be institutionalised to ensure safe nationwide adoption of hydrogen-based mobility technologies.
• Indian Railways should expand pilot projects across diverse climatic and geographical conditions while encouraging collaboration among research institutions, PSUs, private industry and start-ups to accelerate technological innovation and localisation.

Prelims Pointers

• Hydrogen Fuel Cells generate electricity through electrochemical reactions, not combustion processes.
• The primary emission from hydrogen fuel-cell systems is water vapour.
• PESO regulates storage and handling of compressed and explosive substances in India.
• RDSO functions as the technical standards and research body under the Ministry of Railways.
• Green Hydrogen is produced using renewable-energy-powered electrolysis of water.

---

Water Governance in Rural India: Participatory Water Budgeting

---

Why in News?

• The Government highlighted participatory water budgeting as a critical strategy for strengthening rural water governance amid rising water stress, groundwater depletion and climate variability. Programmes such as Atal Bhujal Yojana, National Water Mission and digital tools like Varuni are institutionalising community-led water planning.

Relevance

GS Paper II

• Governance – Decentralised Water Governance, Gram Panchayat-led Planning, Community Participation
• Social Justice – Rural Livelihoods, Water Equity, Drinking Water Access
• Government Policies – Atal Bhujal Yojana, Jal Jeevan Mission, National Water Mission

GS Paper III

• Agriculture – Irrigation Efficiency, Crop Diversification, Sustainable Agriculture
• Environment – Groundwater Depletion, Watershed Management, Climate Resilience, Water Conservation
• Economy – Rural Productivity, Water-use Efficiency, Resource Sustainability

Practice Question

• “Participatory water budgeting marks a paradigm shift from supply-side water management towards decentralised and demand-driven water governance.” Discuss its significance in addressing rural water stress and climate vulnerability in India. (250 words)

India’s Water Resource Scenario

• According to the Central Water Commission’s 2019 reassessment, India receives nearly 3,880 Billion Cubic Metres (BCM) of annual precipitation. However, after evaporation and natural losses, only around 1,999.20 BCM remains as average annual water availability.
• India supports nearly 17.5% of the global population and 11.6% of global livestock despite possessing only about 4% of global freshwater resources, creating severe pressure on water availability, especially in rural and agrarian regions.
• Rising population has steadily reduced per capita water availability, increasing dependence on groundwater extraction. Declining aquifers, seasonal shortages and inter-sectoral conflicts demonstrate the limitations of India’s traditional supply-side water management approach.
• Agriculture accounts for nearly 80–90% of rural water consumption, making irrigation efficiency and crop-water alignment central to long-term water security, climate resilience and sustainable agricultural productivity.

What is Water Budgeting?

• Water budgeting refers to systematic assessment of water availability and demand within a village, watershed, block or district. It compares rainfall, groundwater recharge and inflows against consumption, runoff, evapotranspiration and discharge to ensure sustainable resource utilisation.
• Water budgeting goes beyond basic accounting by analysing seasonal rainfall variability, groundwater–surface water interactions and human-induced pressures such as intensive agriculture, urbanisation and industrial demand, thereby enabling evidence-based local water governance.
• The approach identifies water surplus and deficit zones, enabling rational allocation among agriculture, domestic consumption, livestock, fisheries and industrial requirements while reducing over-extraction and improving long-term ecological sustainability.

Significance of Participatory Water Budgeting

Shift from Supply-Side to Demand-Side Governance

• Traditional water governance focused mainly on creating dams and extraction systems. Water budgeting instead promotes demand management, encouraging communities to align consumption patterns with renewable water availability and ecological carrying capacity.

Climate Resilience

• Increasing climate variability has intensified droughts, erratic monsoons and groundwater depletion. Participatory water budgeting strengthens local resilience by enabling advance planning, adaptive cropping patterns and efficient allocation during water-stressed periods.

Sustainable Agriculture

• The National Commission on Integrated Water Resources Development estimates irrigation demand could reach nearly 807 BCM by 2050 under high-demand scenarios, highlighting the urgent need for crop diversification and efficient irrigation planning.

Livestock Water Security

• India’s livestock population increased from 51.2 crore in 2012 to 53.6 crore in 2019, while cow population rose by nearly 18%. Water budgeting integrates livestock water demand into local planning, supporting sustainable rural livelihoods.

Evidence-Based Governance

• Water budgeting promotes decentralised and data-driven governance by enabling Gram Panchayats and communities to make informed decisions regarding crop choices, irrigation schedules, groundwater recharge and conservation priorities.

Atal Bhujal Yojana (ABHY)

• Launched in 2019, Atal Bhujal Yojana promotes community-led groundwater management across 229 groundwater-stressed blocks in seven states including Gujarat, Haryana, Karnataka, Madhya Pradesh, Maharashtra, Rajasthan and Uttar Pradesh.
• Assessments during 2023–24 and 2024–25 showed measurable groundwater improvement in nearly 180 out of 229 blocks, demonstrating the effectiveness of participatory groundwater governance and local water budgeting mechanisms.
• As of March 2026, nearly 81,700 water conservation and recharge structures such as Johads, Tankas, Bawdis, Diggis and Kalyanis have been restored or created under the programme to strengthen groundwater recharge.
• The scheme institutionalised annual water budgeting at Gram Panchayat level, with nearly 8,203 water budgets prepared across participating villages, enabling decentralised planning and rational allocation of local water resources.
• More than 1.25 lakh training programmes have been conducted under the scheme, while demand-side interventions promoting drip irrigation, sprinkler systems, mulching and crop diversification have covered nearly 9 lakh hectares.

Hiware Bazar Model: Community-Led Water Governance

• Hiware Bazar transformed from a drought-prone village into a water-secure rural ecosystem through community-led watershed development, groundwater recharge, rainwater harvesting and annual Gram Sabha-based water budgeting.
• The village adopted strict regulations including restrictions on deep borewells and water-intensive crops. Agricultural planning was aligned with annual water availability, preventing over-extraction and ensuring long-term groundwater sustainability.
• The success of Hiware Bazar influenced Maharashtra’s drought-proofing strategy, under which the state aims to make nearly 5,000 villages water-secure annually through participatory water governance and watershed management practices.

National Water Mission (NWM)

• National Water Mission recognises water budgeting as a foundational pillar of Integrated Water Resources Management (IWRM) and promotes water conservation, equitable allocation and sustainable utilisation.
• Under the Nari Shakti se Jal Shakti initiative, women-led institutions such as Self-Help Groups (SHGs) and Water Users’ Associations (WUAs) are increasingly participating in local water governance and conservation activities.
• In Udham Singh Nagar district of Uttarakhand, around 1,645 women were trained under the Jal Jeevan Mission, while nearly 300 women-led Village Water and Sanitation Committees became operational for decentralised water management.

Rajasthan’s Water Governance Model

• Rajasthan launched the Mukhyamantri Jal Swavlamban Abhiyan (2016) based on the “Four Waters Concept”, focusing on conservation of rainwater, groundwater, underground water and soil moisture through watershed treatment and revival of traditional systems.
• Water budgeting was institutionalised at the Gram Sabha level, enabling local communities to allocate water among drinking, irrigation, livestock and livelihood needs according to actual availability and ecological sustainability.
• The initiative produced measurable outcomes including nearly 4% rise in groundwater levels, improved soil fertility, reduced erosion and enhanced water access for approximately 4.1 million people and 4.5 million livestock.

Jalyukt Shivar Abhiyan (Maharashtra)

• Jalyukt Shivar Abhiyan launched in 2014, integrated village-level water budgeting with groundwater recharge, watershed development and technology-enabled monitoring using geotagging and mobile applications.
• The programme contributed to declaring more than 11,000 villages drought-free, while groundwater levels reportedly increased by nearly 1.5–2 metres, improving irrigation access and strengthening long-term rural water resilience.
• Enhanced water storage capacity and improved irrigation reliability reportedly increased agricultural productivity by nearly 30–50%, demonstrating the economic benefits of decentralised water governance and conservation-based planning.

Role of Technology: Varuni Web Application

• The Varuni web application, developed under the Indo-German Water Security and Climate Adaptation in Rural India (WASCA) project, enables automated generation of block-level water budgets using scientific and data-driven methodologies.
• The platform integrates data related to rainfall, cropping patterns, population, land use and groundwater from government databases, thereby reducing manual errors and improving accuracy in local water resource assessments.
• Varuni systematically compares water availability and demand to identify surplus and deficit regions, enabling local authorities to design context-specific interventions such as groundwater recharge, conservation structures and efficient irrigation systems.
• The project is implemented in collaboration with the Ministry of Jal Shakti, Ministry of Rural Development and NITI Aayog, reflecting convergence-based governance for rural water security.

Governance & Constitutional Dimensions

• Water governance derives constitutional significance from Article 21, as access to clean water is linked with the Right to Life. The Supreme Court has repeatedly recognised safe drinking water as part of fundamental rights jurisprudence.
• Article 48A directs the State to protect the environment, while Article 51A(g) imposes a fundamental duty upon citizens to conserve natural resources, including water bodies and ecological systems.
• Water remains primarily a State Subject under Entry 17 of the State List, but inter-state rivers fall under Union jurisdiction under Entry 56 of the Union List, often creating federal coordination challenges.

Key Challenges

Groundwater Depletion

• Excessive extraction for irrigation has caused severe groundwater decline in several states. Free or subsidised electricity for agriculture often encourages unsustainable groundwater pumping and inefficient irrigation practices.

Climate Variability

• Erratic monsoons, recurring droughts and extreme rainfall events are disrupting traditional water cycles, making localised and adaptive water governance increasingly necessary for long-term resilience.

Fragmented Governance

• Water management responsibilities remain fragmented across departments dealing with irrigation, groundwater, drinking water and rural development, weakening integrated planning and accountability mechanisms.

Weak Community Participation

• In several regions, Gram Sabhas and Water Users’ Associations lack technical expertise, institutional capacity and financial resources to effectively prepare and implement water budgets.

Data Gaps

• Reliable and real-time local-level data regarding groundwater recharge, extraction patterns and water quality remain inadequate, affecting scientific planning and evidence-based interventions.

Way Forward

• Water budgeting should be institutionalised within Gram Panchayat Development Plans (GPDPs) to ensure integration of water security with local economic development, agriculture and climate adaptation strategies.
• India must accelerate transition towards micro-irrigation systems, climate-resilient agriculture and crop diversification, especially in water-stressed regions cultivating water-intensive crops such as paddy and sugarcane.
• Strengthening community institutions, especially women-led SHGs and Water Users’ Associations, can improve participatory governance, accountability and local ownership over water conservation initiatives.
• Greater convergence among schemes such as MGNREGA, Jal Jeevan Mission, Atal Bhujal Yojana and PMKSY can enhance resource efficiency and create durable rural water infrastructure.
• Expanding digital platforms such as Varuni and integrating GIS, remote sensing and AI-based forecasting can improve real-time monitoring, groundwater assessment and decentralised water planning.

Prelims Pointers

• India receives nearly 3,880 BCM annual precipitation, but usable water availability is around 1,999.20 BCM.
• Agriculture consumes approximately 80–90% of rural water resources.
• Atal Bhujal Yojana focuses on community-led groundwater management.
• Hiware Bazar is associated with participatory watershed management and water budgeting.
• Varuni was developed under the Indo-German WASCA project for block-level water budgeting.