The papers in this book, written by international climate experts, explore three key building blocks of the future climate regime. First, a number of ideas on how to broaden the current cap-and-trade regime are discussed. Second, the role of technology is explored. Lessons from past successes are reviewed with a view to developing options for their most effective use over the near future. Finally, the issue of financial flows to developing countries is addressed, including the issue of mainstreaming assistance for climate-change response