Regional Delineation of North America for the Assessment of Freshwater Ecosystems and Climate Change (G. Leavesley, et al.). Potential Effects of Climate Changes on Aquatic Systems: Laurentian Great Lakes and Precambrian Shield Region (J. Magnuson, et al.). Effects of Climate Change on the Freshwaters of Arctic and Subarctic North America (W. Rouse, et al.). Assessment of Climate Change and Freshwater Ecosystems of the Rocky Mountains, USA and Canada (F. Hauer, et al.). Potential Effects of Climate Change on Freshwater Ecosystems of the New England/Mid--Atlantic Region (M. Moore, et al.). Effects of Climate Change on Freshwater Ecosystems of the South--eastern United States and the Gulf Coast of Mexico (P. Mulholland et al.). Effects of Climate Change on Inland Waters of the Pacific Coastal Mountains and Western Great Basin of North America (J. Melack, et al.). Potential Effects of Climate Change on Aquatic Ecosystems of the Great Plains of North America (A. Covich, et al.). Sensitivity of Aquatic Ecosystems to Climatic and Anthropogenic Changes: The Basin and Range, American Southwest, and Mexico (N. Grimm, et al.). Widespread Effects of Climatic Warming on Freshwater Ecosystems in North America (D. Schindler). Index.