Siddharth Singh
Climate change is no longer just an environmental issue, it is rapidly becoming one of India’s greatest public health challenges. While conversations often focus on melting glaciers or rising sea levels, the most immediate impacts are being felt in villages where healthcare systems are already stretched. Heatwaves, floods, erratic monsoons, air pollution, and changing disease patterns are placing unprecedented pressure on rural health services, threatening decades of progress in maternal and child health, infectious disease control, and primary healthcare.
India’s rural healthcare network, comprising more than 200,000 public health facilities, serves as the backbone of healthcare for nearly two-thirds of the country’s population. Yet a growing body of evidence suggests that this system is not adequately prepared for the climate crisis. Rather than responding to disasters after they occur, India must begin building climate-resilient healthcare systems capable of anticipating, absorbing, and recovering from environmental shocks.
Table 1: Hazards due to Climate Change and its impact on health
| Hazards | Health Impact | Key Fact |
|---|---|---|
| More Heatwaves | Heatstroke, dehydration, kidney and heart problems | India recorded 19.8 heatwave days in 2024; infants and elderly are most affected. |
| Reduced Labour Capacity | Lower income, poor nutrition, reduced access to healthcare | 247 billion labour hours were lost due to heat in 2024. |
| Air Pollution | More respiratory and heart diseases | Rural areas have higher deaths from household air pollution than urban areas. |
| Warmer & Wetter Climate | Increased dengue and other mosquito-borne diseases | Dengue transmission potential has nearly doubled since the 1950s. |
| Floods & Water Contamination | More cholera and diarrhoeal diseases | Climate change has increased areas suitable for cholera-causing bacteria by 46%. |
| Higher Disease Burden | Greater pressure on rural health services | Climate change is increasing both communicable and non-communicable diseases. |
Healthcare Infrastructure Faces Its Own Climate Risks
The irony is striking: healthcare facilities that are expected to respond to climate emergencies are themselves increasingly vulnerable to those very events.
More than 40% of Indian districts contain healthcare infrastructure exposed to high or very high climate risk. Floods, cyclones, landslides, and extreme heat threaten the functionality of primary health centres and sub-centres across multiple states. In some regions, healthcare facilities are located directly within floodplains or cyclone-prone coastal zones, making them susceptible to repeated disruptions.
Energy insecurity further weakens resilience. According to Rural Health Statistics, over one in ten rural sub-centres still lack electricity altogether, while many connected facilities experience frequent power outages. Reliable electricity is essential for vaccine cold chains, newborn care, laboratory diagnostics, and emergency obstetric services. Without uninterrupted power, even routine healthcare delivery becomes difficult.
Climate Change Deepens Existing Social Inequalities
The impacts of climate change are far from evenly distributed as children living in highly climate-vulnerable districts are significantly more likely to be underweight because climate-related crop failures reduce food availability and nutritional quality. Women face multiple intersecting risks: longer walks to collect water during droughts, prolonged agricultural labour under extreme heat, nutritional deprivation within households, and increased exposure to reproductive health problems following floods and disasters. Marginalized communities often reside in environmentally hazardous locations while simultaneously facing barriers to healthcare access.
Climate change therefore acts as a “risk multiplier,” worsening existing social, economic, and health inequities.
The Indian Perspective
India has recognised the importance of climate and health through initiatives such as the National Programme on Climate Change and Human Health (NPCCHH) under the National Health Mission. Several states have also developed State Action Plans addressing climate-sensitive diseases and resilient healthcare infrastructure.
Many programmes continue to operate in isolation. Water supply initiatives, clean cooking fuel programmes, disaster management agencies, meteorological services, and health departments often work independently despite addressing interconnected problems. Early warning systems for heatwaves and floods frequently fail to reach local healthcare workers in actionable forms, limiting preparedness at the community level.
Bridging these institutional silos is essential if climate adaptation efforts are to translate into better health outcomes.
Conclusion and Recommendations
Climate resilience is no longer an optional feature of India’s healthcare system, it is becoming a prerequisite for its survival. As climate hazards intensify, the country’s ability to protect rural populations will depend not only on stronger hospitals but also on smarter planning, resilient infrastructure, reliable energy, empowered frontline workers, and coordinated governance.
Investing in climate-proof healthcare is ultimately an investment in India’s future. By acting today, the country can ensure that its rural health system remains capable of delivering essential services even under increasingly uncertain environmental conditions, protecting millions of lives while strengthening the foundation of universal health coverage.
References
- Joshi K. Effect of climate change on public health in rural India: A community-based cross-sectional study [Internet]. Academic International Research Organisation; [cited 2026 Aug 3]. Available from: https://www.airo.co.in/publications/49276-kajal-joshi-research-paper.pdf
- SELCO Foundation. Sustainable health centres: Energy for health and climate [Internet]. Bengaluru: SELCO Foundation; [cited 2026 Aug 3]. Available from: https://selcofoundation.org/sustainable-health-centre/
- Wadhawan S, Bajpai A, Pandey V, Chitale V. How can India make its health sector climate resilient? A district-level risk assessment [Internet]. New Delhi: Council on Energy, Environment and Water; 2025 [cited 2026 Aug 3]. Available from: https://www.ceew.in/publications/how-can-india-build-healthcare-resilience-with-climate-resilient-health-systems
- Council on Energy, Environment and Water. Climate risk assessment for critical infrastructure and healthcare resilience [Internet]. New Delhi: Council on Energy, Environment and Water; 2024 [cited 2026 Aug 3]. Available from: https://www.ceew.in/publications/climate-risk-assessment-for-critical-infrastructure-and-healthcare-resilience
About the Contributor:
Siddharth is a doctor with a keen interest in epidemiology, health systems, and policy research. He completed his residency at the prestigious Banaras Hindu University (BHU), Varanasi. He is currently working as an Assistant Professor in the Department of Community Medicine at Chirayu Medical College, Bhopal and a fellow of the Public Policy Youth Fellowship Cohort 2.0 at IMPRI.
Disclaimer: All views expressed in the article belong solely to the author and not necessarily to the organisation.
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