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Discover the distribution of freshwater, surface water, groundwater, and seawater on Earth. Learn about oceans, waves, currents, and the hydrologic cycle. Explore how waves and tides impact coastal structure, material transport, and climate control through the ocean conveyor belt.
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HNRS 227 Lecture #21Chapter 22 Earth’s Water presented by Prof. Geller 7 November 2002
Key Points of Chapter 22 • Water on Earth • freshwater, surface water, groundwater, seawater • Oceans • waves • currents
Distribution of the Water Figure 22.2
The hydrologic cycle Figure 22.3 2-458
Watersheds of three rivers Figure 22.5 22-460
The path of groundwater Figure 22.7 22-462
Oceanography • Waves and tides • changes coastal structure • transport of material • long term and short term changes • Climate control • ocean conveyor belt • major control of climate
A wave passing in the open ocean Figure 22.16 22-469
A wave becoming a breaker Figure 22.17 22-470
Ocean Conveyor Belt - Major Climate Control