Discover the wonders of our earth with the Physical Geography II DVD Series. This DVD covers the unequal distribution of water over the Earth's surface in oceans, rivers and lakes. This program examines the Hydrologic Cycle and shows the major water movement in the United States. It also examines how ground water stores and releases water and looks at lakes, major river systems in the world, and the world's estimated water supply. Grades 8-12. 29 minutes on DVD.