The term 'ecological security' is usually used in relation to attempts to safeguard flows of ecological resources, infrastructure and services at the national scale. But increasing concerns over 'urban ecological security' (UES) are now giving rise to strategies to reconfigure cities and their...

This article focuses on the tensions between economic and environmental priorities through attempts to reconfigure urban governance arrangements in a world city. We examine these tensions through the development of the hydrogen energy economy in London and through attempts to cultivate new...