New Delhi, April 24 -- Urban flooding is a major problem in the global south. In west and central Africa, more than 4 million people were affected by flooding in 2024. In Ghana, cities suffer damage from flooding every year.

Ghana's president, John Dramani Mahama, has established a task force to find ways of improving flood resilience in the country. This is partly driven by an increase in flooding incidents in cities such as Accra and Kumasi in the last decade.

We are urban planning and sustainability scholars. In a recent paper we analysed whether flooding in Accra, Ghana's capital, was caused by climate change or poor land use planning.

We conclude from our analysis that flooding is caused by poor and uncoordinated land use planning...