Environmental Stress, Community Health, and Social Cohesion: A Case Study from Climate-Affected Communities in Sri Lanka

Abstract

Climate change and environmental degradation are increasingly affecting both health and social stability. In Sri Lanka, frequent floods, droughts, and extreme weather events disrupt livelihoods, damage infrastructure, and place additional pressure on already limited health services. These environmental stresses not only affect physical health but also influence social relationships, increasing vulnerability and tension within communities, particularly in rural and low-resource settings. This case study explores the relationship between environmental stress, community health, and social cohesion in climate-affected communities in Sri Lanka. The study is based on field observations from primary healthcare practice and community interactions in areas repeatedly affected by flooding. The focus was on understanding how environmental shocks influence disease patterns, access to healthcare, and interactions within communities. No personal or identifiable information was collected. The observations indicate that environmental stress increases infectious diseases, disrupts routine healthcare, and affects management of chronic illnesses. Communities also experience psychological stress, economic insecurity, and reduced access to services. These pressures sometimes create competition for limited resources and weaken trust in institutions. At the same time, strong community cooperation and mutual support were observed during recovery periods, demonstrating local resilience. The findings suggest that community health plays an important role in environmental peacebuilding. Strengthening primary healthcare services, supporting community-based responses, and improving preparedness for environmental events may reduce social tension and promote long-term resilience. This case study highlights the importance of integrating health, environmental management, and social cohesion in climate-affected settings and provides practical insights for policymakers and practitioners.