Many public debates about climate change now focus on the economic "costs" of taking action. When called on to advise about these, many leading mainstream economists downplay the need for care and caution on climate issues, forecasting a future with infinitely continued economic growth. This...

Climate change is changing not only our physical world, but also our intellectual, social, and moral worlds. We are realizing that our situation is profoundly unsafe, interdependent, and uncertain. What, then, does climate change demand of us, as human beings and as economists? A discipline of...