erc: who: Farber, Daniel what: California Levee Risk, Now and in the Future:Identifying Research and Tool Development Needs when: 20061128 where: https://digital.library.unt.edu/ark:/67531/metadc840963/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://digital.library.unt.edu/ark:/67531/