Equilibrium Climate Sensitivity is the measure of how much the planet will warm in response to a given amount of Greenhouse gas pollution. It is the most important number in climate change science, and past estimates of increased warming may have been too low.

Production: Peter Sinclair / Yale Climate Connections


  • Patrick T. Brown (Stanford University)
  • Michael Mann (Penn State University)
  • Bill McKibben (
  • Andrew Dressler (Texas A&M University)


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