In a turbulent world, this timely book offers a distinctive exploration of major global challenges. It identifies the shared, underlying attributes of ‘Complex Unbounded Problems’ that make them so challenging and offers insights into how these challenges form – often unnoticed – how they coalesce, cross boundaries, exceed our response capacities and leave a long tail of impacts, exposing unsoundness in both knowledge and policy.With a particular focus on Earth System change, nucle...