@misc{indiciaecc90e325c407,
  title = {Past warm periods provide vital benchmarks for understanding the future of the Greater Yellowstone Ecosystem},
  author = {Cathy Whitlock and Steven W. Hostetler},
  year = {2019},
  url = {https://pubs.usgs.gov/publication/70250156},
  note = {Source identifier: 70250156}
}