Recent cyclones in Bangladesh are increasing water salinity and problems for accessing clean water.

Rising sea levels have broken man-made dams affecting people's livelihoods.

According to a study by the World Bank, about 28 million Bangladeshis are living in harsh conditions in the "hard-to-reach areas".

Al Jazeera's Jonah Hull reports from Cox's Bazaar, Bangladesh.

Source: Al Jazeera