Steve Pacala, PhD, is an ecologist and environmental biologist who designs and tests mathematical models to investigate interactions between greenhouse gases, climate, and the biosphere, and to predict their effects on local and global ecosystems.

  • Co-authored highly influential paper on climate stabilization “wedge” approach, which argued over 15 years ago that climate change could be solved using science, technologies and industries already within humanity’s grasp.
  • Chair of the National Academies Committee on Accelerating Decarbonization in the United States: Technological, Policy, and Societal Dimensions.
  • Member of U.S. National Academy of Sciences and Fellow of the American Academy of Arts and Sciences.
  • Recipient of the Robert H. MacArthur Award.

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