A fisherman in Pabna, Bangladesh, removes plants from the edge of the river bank as a boy looks out from the window of a floating health clinic in 2019. With rising sea levels and monsoons affecting large parts of Bangladesh, architect Mohammed Rezwan, founder of the non-profit Shidhulai Swanirvar Sangstha, has designed a fleet of floating schools, training centres, health clinics and farms for people in the low-lying regions of the country.