Title: Progress toward improving water quality in the Great Lakes
Subtitle: hearing before the Subcommittee on Water Resources and Environment of the Committee on Transportation and Infrastructure, House of Representatives, One Hundred Tenth Congress, second session, January 23, 2008.
Subjects: United States, Aquatic pests, Water, Water quality management, Rules and practice, United States. Environmental Protection Agency, Environmental health, Environmental aspects of Aquatic pests, Evaluation, Pollution
Places: Great Lakes (North America)