EESA01H3 Chapter 11: THE SCIENCE BEHIND THE STORIES W/MYENVIRONMENTPLACE Chapter 11 Readings
20 Dec 2010
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Of that 2. 5%, most is tied up in glaciers and icecaps. Of the 1% that is surface water, most is in lakes and soil moisture. A smaller river flowing into a larger one is a tributary. The area of land drained by a river and all its tributaries is that river"s drainage basin or watershed. Areas nearest a river"s course that are flooded periodically are within the river"s floodplain. Water of rivers and streams hosts diverse ecological communities. Wetlands: systems that combine elements of freshwater and dry land. In freshwater marshes, shallow water allows plants to grow above the water"s surface. Swamps consist of shallow water rich in vegetation and can occur in forested areas. Bogs are ponds thoroughly covered with thick floating mats of vegetation. Wetlands help with the slowing of runoff, reducing flooding, recharging, and filtering pollutants www. notesolution. com. Benthic zone: extends along the bottom of the entire water body, from show to the deepest point.
