A survey of the players the issues, the agreements, and the conflicts that have marked the Canadian environmental union over the last decade." "Ottawa and the provinces share responsibility for environmental protection. As a result, environmental policy is an area that offers some insight into how the two orders of government interact. Managing the Environmental Union brings together a diverse set of authors from law, political science, and policy studies to consider how we think about intergovernmental relations and environmental policy, and what drives the two orders of government toward various patterns of cooperation, competition, conflict, and mutual avoidance.