The ecological literature suggests that biodiversity reduces the variance of ecosystem services. Thus, conservative biodiversity management has an insurance value to risk-averse users of ecosystem services. We analyze a conceptual ecological-economic model in which such management measures...

The Benefits of Climate Change Policies provides an overview of the state-of-the-art in assessment of the global benefits of climate change policies. It includes recent analyses and viewpoints from well-known scientists and policy analysts, including John Callaway (UNEP Risoe Centre), Henry...