GOLDEN, Colo. – Philippe E. Ross, 58, died July 3, 2008. Raised in Orono, he retired in 2007 as professor emeritus from The Colorado School of Mines. Ross earned a Bachelor of Science and Master of Science in biology from McGill University, Montreal, and a Ph.D. in biology from the University of Waterloo, Waterloo, Ontario. Before coming to Mines, where he served as the director of the Environmental Science and Engineering Division from 1998 until 2001, Ross held faculty appointments at the University of Montreal, the University of Illinois and The Citadel, Charleston, S.C., where he was head of the Department of Biology. His research focused on the assessment and remediation of pollution in aquatic ecosystems. Ross is survived by his wife, Sherry Skipper. He also leaves a daughter, Kie and her husband, Bryan; a brother, John Kyle and his wife, Margi, of Yarmouth; two sisters, Rachel and her husband, Bob Milheron, of Orono, and Margaret of Portland; two nieces, Kelly and her husband, David Berube, of Old Town, and Karen and her husband, David Gifford, of Veazie; and two nephews, John Kyle Jr. of Falmouth, and Christopher Kyle and his wife, Kate, of Yarmouth. Ross was predeceased by his parents, Edward E. and Josephine L. Ross of Orono and York; and his first wife, Linda, originally from Montreal. A memorial service is being planned. In lieu of flowers, donations may be made to Johns Hopkins Esophageal Cancer Research Center. Donations to be made payable to Johns Hopkins University, with In memory of Philippe Ross, on the memo line, care of Elizabeth Montgomery, MD, The Johns Hopkins Hospital Weinberg 2242, 401 North Broadway, Baltimore, MD 21231.