TY - BOOK AU - Carlsen,William S. ED - ebrary, Inc. TI - Watershed dynamics T2 - Cornell scientific inquiry series AV - GB1002.25 .W2842 2004eb PY - 2004/// CY - Arlington, Va. PB - NSTA Press, National Science Teachers Association KW - Water quality KW - Study and teaching (Secondary) KW - Activity programs KW - Watershed ecology KW - Watersheds KW - Electronic books KW - local N1 - Includes bibliographical references; Electronic reproduction; Palo Alto, Calif.; ebrary; 2009; Available via World Wide Web; Access may be limited to ebrary affiliated libraries UR - http://site.ebrary.com/lib/rucke/Doc?id=10240812 ER -