The good intentions of COP21 are to be reached by novel climate policy instrumentation, beyond what has been developed till now. For the long term two fundamentally different strategies emerge, each leading to a set of instruments fit for the challenging task in principle. The first has a...

Carbon budgets have emerged as a robust metric of warming, but little is known about the usefulness of regional carbon budgets as indicators of policy. This article explores the potential of regional carbon budgets to inform climate policy. Using the large database of scenarios from IPCC AR5...

Carbon budgets have emerged as a robust metric of warming, but little is known about the usefulness of regional carbon budgets as indicators of policy. This article explores the potential of regional carbon budgets to inform climate policy. Using the large database of scenarios from IPCC AR5...