The Prairie Research Institute (PRI), a research and service institute of the University of Illinois at Urbana-Champaign, centrally located between Chicago, St. Louis, and Indianapolis, houses five State Scientific Surveys covering a wide range of expertise, including biology, water resources, climate, geology, sustainable technology, and archaeology. PRI's mission is to provide objective, integrated scientific research and services that allow citizens and decision-makers to make choices that ensure sustainable economic development, enduring environmental quality, and cultural resource preservation for the people, businesses, and across Illinois, the nation, and the world.