May/June 2009: In This Issue

As U.S. policymakers debate how to reduce greenhouse gas emissions, they cannot overlook normative considerations, such as cost-effectiveness, ability to stimulate innovation, fairness, and adaptability. How do we balance these factors with political viability?
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Mountain glaciers on all continents are shrinking, exacerbating water shortages, sea-level rise, and disasters such as rockslides and flooding. Yet more examples than not illustrate how poorly humans have adapted to this fairly straightforward consequence of climate change.
Abstract