New Tools for Assessing GHG Reduction Policies As negotiations towards a post-Kyoto agreement on Greenhouse Gas (GHG) emissions intensify, there is a pressing need for flexible, user-friendly analytical tools to quickly yet reliably assess the impacts of the rapidly evolving policy proposals for...

Managing Incoming Solar Radiation Largely out of concern that society may fall short of taking large and rapid enough measures to effectively contain the problem of global warming, two prominent atmospheric scientists - Paul Crutzen, who won a Nobel Prize in chemistry in 1995, and Tom Wigley, a...

Impacts of Recent Climate Change: Current Responses and Future Projections for Wild Ecosystems Observed changes in natural systems, largely over the past century, indicate a clear global climate change signal. Even in the face of apparently dominating forces, such as direct, human-driven habitat...