 The world's population could peak this century. The world's population is expected to continue growing over the coming 50 or 60 years, reaching a peak of around 10.3 billion people in the mid-2080s. That's up from 8.2 billion this year. Claire Minazzi, who led the team that wrote the report, says that provides an opportunity to accelerate development. We need to plan thinking forward of what the implications are and what the policy responses need to be to ensure that