Science Advances

Supplementary Materials

This PDF file includes:

  • Supplementary Material
  • Fig. S1. Flood-related property damage in the continental United States, Alaska, and Hawaii.
  • Fig. S2. Spatial patterns of flood-related federal disaster declarations over 1989–2017.
  • Fig. S3. Spatial and temporal trends in flood-related property damage over 1989–2016.
  • Fig. S4. FEMA-funded buyouts of flood-prone properties over program years 1989–2017, by grant program.
  • Fig. S5. The frequency of buyout projects (no. of projects) of different sizes (no. of bought-out properties) for overall program years 1989–2017 and for specific decades 1989–1998, 1999–2008, and 2009–2017.
  • Fig. S6. Flood-related exposure in counties in which voluntary property buyouts have and have not occurred.
  • Fig. S7. Socioeconomics and demographics of communities participating in buyout programs, evaluating counties in which local governments have administered buyouts of flood-prone properties.
  • Fig. S8. Socioeconomics and demographics of residents participating in buyout programs.
  • Fig. S9. Population and population density within counties with local government–administered buyouts.
  • Fig. S10. The duration of FEMA HMGP projects with property buyouts over program years 1989–2017.

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