Health Effects of Climate Change: Prioritizing Mental Health
Vol 13 Issue 2 October 2025-March 2026
Dr Chinmayee Swain, Dr Santosh Kumar Ojha, Dr Ratan Shekhawat
Abstract:
Background:
- When discussing climate change, it is essential to address its past, present, and future impacts. Historically, the emissions of each country matter because carbon dioxide has a long atmospheric life, persisting for over 100 years. In the present, countries must navigate how to equitably reduce their carbon footprint to make room for developing nations. In the future, we face the critical challenge of preventing further emissions to avoid overwhelming the atmosphere.
- From Temperature to Health: The connection between climate change and health was first highlighted in medical literature in 1989, when Professor Alexander Leaf of Harvard Medical School published an article in the New England Journal of Medicine titled "Potential Health Effects of Global Climatic and Environmental Changes." He raised concerns about the uncertainty surrounding the magnitude and pace of climate change, asking whether we could predict the consequences of global warming with enough certainty to act, or if the ambiguity justified delaying action.
- Mental Health: According to the World Health Organization (WHO), mental health is defined as a state of well-being that allows individuals to handle life’s stresses, realize their abilities, learn and work efficiently, and contribute to their community. It is fundamental to our ability to make decisions, form relationships, and shape the world we inhabit. Mental health is not only a basic human right but is also essential for personal, community, and socio-economic development.
Why Mental Health Should Be a Priority:
- Mental health is influenced by numerous factors, including individual, social, and structural elements. Psychological and biological factors, such as emotional resilience, substance use, and genetics, can make individuals more vulnerable to mental health problems.
- Moreover, unfavorable socio-economic, geopolitical, and environmental conditions—including poverty, violence, inequality, and environmental degradation—also heighten the risk of mental health issues.
Climate Change and Mental Health:
- The link between climate change and mental health is becoming increasingly evident. Extreme weather events, droughts, wildfires, and floods have significant impacts on agriculture and human systems, contributing to anxiety and stress. Rising air pollution and temperatures increase the risk of neurological and psychiatric conditions such as strokes and dementia. Additionally, changes in food supply and infectious disease patterns are contributing to psychiatric illnesses.
- Climate change also threatens livelihoods, forces migration, and disrupts communities, all of which can harm mental health. The psychological toll of climate change, such as fear for personal and national security, is contributing to widespread distress. Even, Climate Change indirectly affects the mental health of pregnant women by causing anxiety and depression due to uncertainty about the environment and worries about how it will impact their children in the long term. Furthermore, climate impacts the mental health of mothers and their children in their growth and development.
- A growing lexicon has emerged to describe the psychological impacts of climate change. Terms like ecological grief and eco-anxiety capture the sense of loss and anxiety people feel about the loss of a stable future. Solastalgia describes the longing for landscapes and ways of life destroyed by environmental changes. While eco-anxiety is a natural response to the climate crisis, it can lead to feelings of hopelessness, particularly among young people.
- Global Efforts: World Environment Day, celebrated on June 5th, highlights the global need for environmental protection. This year’s theme, "Land Restoration, Desertification, and Drought Resilience," is a key component of the UN Decade on Ecosystem Restoration (2021-2030). Restoring ecosystems is crucial not only for environmental sustainability but also for reducing mental health challenges exacerbated by climate change.
Conclusion:
- This discussion paper makes three key points. First, while linking specific mental health outcomes to climate change remains complex, more empirical research can advance this critical field. Second, the risks and mental health impacts of climate change are rapidly increasing, disproportionately affecting vulnerable/ marginalized populations. Third, interventions to address mental health and climate change should be coordinated and rooted in hope, addressing the issue holistically.
- The rising frequency of climate-related disasters can lead to post-traumatic stress disorder (PTSD), adjustment disorders, and depression. Climate-induced migration can result in acculturation stress, while increased rates of physical illness due to climate change can further contribute to psychological distress. Finally, the paper discusses the mental health implications of climate mitigation measures and proposes strategies to address these challenges.
- Rising ambient temperatures are expected to increase aggression and violent suicides, while prolonged droughts linked to climate change may lead to higher rates of farmer suicides and overall mental distress. Frequent climate-related disasters can cause PTSD, adjustment disorders, and depression. Additionally, climate-induced migration may result in acculturation stress, and an increase in physical illnesses from global warming could lead to further psychological distress. Potential mental health impacts of mitigation measures are also considered. The paper concludes with recommendations for addressing the anticipated mental health challenges stemming from climate change.
- Recommendations: Addressing the mental health consequences of climate change requires a multi-faceted approach that includes research, policy interventions, and coordinated global efforts. By taking proactive steps now, we can mitigate the mental health impacts of climate change on future generations.
Keywords: Mental Health, Climate Change, World Environment Day, UN Decade on Eco-system Restoration, PTSD-Post Traumatic Stress Disorder.
Title: Health Effects of Climate Change: Prioritizing Mental Health
Author: Dr Chinmayee Swain, Dr Santosh Kumar Ojha, Dr Ratan Shekhawat
International Journal of Healthcare Sciences
ISSN 2348-5728 (Online)
Vol. 13, Issue 2, October 2025 - March 2026
Page No: 433-439
Research Publish Journals
Website: www.researchpublish.com
Published Date: 02-March-2026
