Learning – i.e. the acquisition of new information that leads to changes in our assessment of uncertainty – plays a prominent role in the international climate policy debate. For example, the view that we should postpone actions until we know more continues to be influential. The latest work...

In response to Yossi Sheffi’s article, “The Real Inconvenient Truth,” Mayers and Koomey argue for the use of a variety of urgent measures to address climate change, rather than focusing primarily on long-term development and dependency on carbon capture and storage. Citing the now...