Following devastating floods in parts of Ireland this month, we're joined by Dr Mary Bourke, a flood risk management expert and assistant professor of Geography at Trinity College Dublin. She delves into the reasons why flooding - just like strong winds or extreme temperatures - can never be fully stopped, but outlines the solutions Ireland could consider in order to mitigate against the worst impacts on people's homes and livelihoods.The Explainer is brought to you by The Journal. Providing open access to valuable journalism in Ireland has been the aim of The Journal for a decade. You can contribute to ensure we can keep questioning, investigating, debunking, explaining and informing at www.thejournal.ie/contribute/