The notion of ‘planetary boundaries’ is rapidly diffusing into a range of policy arenas and has clearly stimulated a discussion on the need to reform international environmental governance. This article summarizes the special section “Global Environmental Governance and Planetary...

This article discusses the concept of planetary boundaries that has been advanced by a group of leading experts around Johan Rockström. I place the concept of planetary boundaries in the larger framework of the emerging research paradigm of earth system governance, welcoming it as a crucial...