Life of coastal people in Bangladesh: Between climate struggle and resilience

A woman carries a pitcher to bring drinking water from a rainwater harvesting system four to five kilometres away from her home at Dakope in Khulna as saline water is all what is available all around. Photo: Rajib Dhar

The coastal region of Bangladesh is home to an estimated 34 to 36 million people. It accounts for nearly one-quarter to one-third of the country's population, spread across 19 coastal districts, including Satkhira, Khulna, Barishal, Patuakhali, Bhola, Noakhali, Chattogram, and Cox's Bazar, according to World Bank coastal vulnerability studies.

These communities live at the frontline of climate change, facing cyclones, tidal surges, river erosion, salinity intrusion, and rising sea levels on a recurring basis. Their lives are deeply tied to the Bay of Bengal, yet increasingly threatened by its growing unpredictability.

The livelihoods of coastal people depend heavily on agriculture, fishing, shrimp farming, and small-scale trading. Many also rely on the Sundarbans ecosystem for fishing, honey collection, and forest resources. However, climate change has significantly weakened these traditional livelihoods. 

Rising salinity has reduced agricultural productivity, while erratic weather patterns have disrupted fishing cycles (World Bank, Climate Risk Studies). As a result, coastal income remains low and unstable, with per capita income estimated between $400 to $560 annually in many areas, reflecting significant regional inequality (Springer Development Studies; Bangladesh Bureau of Statistics regional estimates).

Among the most severe daily struggles is salinity intrusion. As seawater moves inland, freshwater sources are becoming contaminated. In many villages, women and girls are primarily responsible for collecting drinking water, often walking long distances under extreme conditions. This affects health, school attendance, and economic participation (UNICEF Bangladesh; UN Women reports). Girls frequently drop out of school due to water collection duties, early marriage pressure, and lack of menstrual hygiene facilities. Women also face increased risks of gender-based violence during disasters and in overcrowded shelters (UNDP Gender and Climate Reports).

Cyclones remain one of the most destructive forces in coastal life. Events such as Cyclone Sidr (2007), Aila (2009), Bulbul (2019), and Amphan (2020) have destroyed homes, schools, embankments, livestock, and agricultural land within hours (Government of Bangladesh Disaster Management Reports). While Bangladesh has developed one of the world's most effective early warning systems and cyclone shelter networks (World Bank Disaster Risk Management Program), the intensity of disasters has also increased, leading to repeated displacement and poverty cycles.

River erosion adds another layer of silent crisis. Each year, thousands of families lose land and homes to rivers, forcing migration to urban slums or newly formed "char" lands (ICCCAD – International Centre for Climate Change and Development). This displacement breaks social networks, disrupts education, and weakens cultural identity. Migration to cities like Dhaka and Khulna increases pressure on urban infrastructure and services (UN Habitat Bangladesh Urban Report).

To improve effectiveness, Bangladesh needs a more integrated and long-term approach. Climate-resilient infrastructure must be strengthened with community monitoring systems. Rehabilitation should focus on livelihood restoration through skills training, climate-smart agriculture, and diversified income opportunities. Women-centered rehabilitation policies must ensure healthcare, education continuity for girls, safe shelters, and economic empowerment.

Despite these challenges, coastal communities demonstrate remarkable resilience. Floating agriculture, saline-tolerant crops, mangrove restoration, and NGO-supported livelihood programs have helped many families survive (FAO Bangladesh; BRAC climate adaptation programs). Local knowledge continues to play a key role in disaster preparedness and adaptation.

The Government of Bangladesh has undertaken several rehabilitation and adaptation initiatives, including coastal embankment projects, cyclone shelters, early warning systems, social safety net programs, and livelihood support schemes (Bangladesh Climate Change Strategy and Action Plan – BCCSAP; Ministry of Disaster Management and Relief). These interventions have significantly reduced cyclone-related deaths and are globally recognised as a disaster management success (UNDP; World Bank Disaster Risk Reduction Reports). However, the question remains: is it enough?

The reality is that current rehabilitation efforts are not fully sufficient. Many embankments are weak or poorly maintained, shelters are overcrowded, and livelihood recovery programs are often short-term rather than sustainable (Transparency International Bangladesh; World Bank Governance Reviews). Support mechanisms do not always reach the most vulnerable groups, especially women, children, and landless households.

To improve effectiveness, Bangladesh needs a more integrated and long-term approach. Climate-resilient infrastructure must be strengthened with community monitoring systems. Rehabilitation should focus on livelihood restoration through skills training, climate-smart agriculture, and diversified income opportunities. Women-centered rehabilitation policies must ensure healthcare, education continuity for girls, safe shelters, and economic empowerment.

Civic engagement is also critical. Coastal communities are often treated as beneficiaries rather than decision-makers. Effective resilience requires their participation in planning and monitoring rehabilitation programs (UNDP Participatory Governance Framework). Community-based disaster management committees, women's groups, and youth networks should be formally integrated into local governance systems. Inclusiveness is essential to ensure that vulnerable voices are heard.

International experiences provide useful lessons. The Netherlands has built advanced flood management systems combining engineering and spatial planning (World Bank Climate Adaptation Case Studies). The Philippines has strengthened community-based disaster risk reduction, ensuring local participation in evacuation and recovery (UNDRR Reports). Vietnam has successfully used mangrove restoration as a natural barrier against coastal storms while supporting livelihoods (FAO; UNEP).

Bangladesh has already achieved global recognition for reducing cyclone mortality and improving disaster preparedness. However, the future demands a shift from reactive rehabilitation to proactive resilience-building, integrating gender-sensitive planning, stronger governance, and long-term investment in human development (IPCC Climate Adaptation Reports).

The coastal belt of Bangladesh represents both vulnerability and strength. Women and girls bear a disproportionate burden of climate stress, yet they remain central to survival and adaptation strategies. Protecting coastal communities is not only an environmental necessity but also a matter of justice, equity, and sustainable development.