%0 Book %A National Research Council %T Preparing for the Twenty-First Century: A Report to the USGS Water Resources Division %@ 978-0-309-07844-3 %D 1991 %U https://nap.nationalacademies.org/catalog/1850/preparing-for-the-twenty-first-century-a-report-to-the %> https://nap.nationalacademies.org/catalog/1850/preparing-for-the-twenty-first-century-a-report-to-the %I The National Academies Press %C Washington, DC %G English %K Earth Sciences %P 48 %R doi:10.17226/1850