Weeks after completing the expedition, Hayden collected his team's observations into an extensive report aimed at convincing Senators and Representatives, along with colleagues at government agencies like the Department of the Interior that Yellowstone ought to be preserved.
完成探险几周后,海登将他的团队的观察结果收集成一份广泛的报告,旨在说服参议员和众议员以及内政部等政府机构的同事,黄石公园应该得到保护。