The conference featured 10 keynote addresses, over 30 invited papers, 5 major symposia, 5 field trips, and 73 contributed papers. These proceedings contain two major sections. The first section presents 10 of the keynote addresses and invited papers, most of which relate to the larger cultural aspects of the conference theme, "Crossroads, Society, and Technology." The second section consists of the abstracts of the 73 contributed papers. These are either the long (1500 word) abstract submitted by the author or the short abstract taken from the conference program. An alphabetical index by author is also included. Each entry is cross-referenced by educational level(s) and subject area(s). Subject areas include: (1) environmental education and citizen action; (2) culture and technology; (3) energy; (4) the Great Lakes; (5) economic effects of technology; and (6) international aspects and other areas. (JN)