This document summarizes a presentation by René Kemp on environment and sustainable development. It discusses Kemp's background and research interests, which include environmental policy, clean technology, societal transformations, and governance for sustainable development. It also summarizes some of the projects Kemp is involved in, including sustainable mobility, reflexive governance, environmental technology assessment, and transition management. Finally, it provides overviews of some of the key topics and frameworks in Kemp's research, such as the economy-environment relationship, three economic truths about the environment, debates around sustainable development, environment and poverty, and new thinking about how the environment is conceptualized.