Hill, Julia Butterfly One makes the difference : inspiring actions that change our world Julia Butterfly Hill and Jessica Hurley - San Francisco HarperSanFrancisco c2002 - x, 198 p. : ill. ; 24 cm Includes index ISBN: 9780062517562 ISSN: 2001051542 Subjects--Topical Terms: Environmental protectionEnvironmental responsibility Dewey Class. No.: 333.72 HIL