Brazil is reeling from catastrophic floods. What went wrong – and what does the future hold?

In the country’s south, up to half of the annual predicted rain fell in just 10 days – the third such event in a year. Experts say it is time to plan for a new normalPhotographs by Daniel MarencoWhen the torrential rain began to swallow her city block, Cristiane Batista, 34, grabbed her three children, a couple of backpacks and her smartphone and waited at the door, hoping to be picked up by the municipal trucks preparing to evacuate the population of Muçum, in the state of Ri