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Tyler Lark

Tyler Lark

Expert on U.S. agricultural land use, conservation, and federal policy

Researcher, Center for Sustainability and the Global Environment Nelson Institute of Environmental Studies Work: 608-890-3982 — Home and cell phones available upon request Home page


  • The environmental impacts of ethanol and the Renewable Fuel Standard, including current research, regulations, and ongoing policy debates
  • Cropland expansion and its impacts on wildlife habitat, water quality/use, and carbon emissions
  • Science and policy opportunities for the conservation of grasslands and native prairie in the United States


  • Performed congressional briefings for the U.S. House of Representatives
  • Conducted live interviews and quoted in major national media including NPR, Washington Post, and Associated Press
  • Served as an advisor and expert witness for conservation organizations in federal environmental litigation