Many countries have pledged targets or actions to reduce greenhouse gas emissions; these have been listed in the Appendices to the Copenhagen Accord and, at the time of writing, are being transferred to the UNFCCC Cancún Agreements. This analysis examines the costs and effectiveness of these...

Shifting public and private investment from “brown” to “green” is an essential part of climate change. The post-2020 climate agreement to be agreed at COP 21 in December 2015 has the potential to play a significant role in signalling the importance of such a shift. This paper explores...

The aim of this paper is to explore what a flexible and durable 2015 climate change agreement could look like and propose pragmatic options for the design of such an agreement. A durable 2015 climate change agreement would continue to be ambitious, fair and effective in 2020 and beyond. An...