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What is a Watershed?

What is a Watershed?. What is a watershed ?. A watershed (or drainage basin) is an area of land that drains all of its waters through a network of streams and rivers into larger bodies of water. Everybody lives in a watershed because every part of the earth catches some form of water.

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What is a Watershed?

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  1. What is a Watershed?

  2. What is a watershed? • A watershed(or drainage basin) is an area of land that drains all of its waters through a network of streams and rivers into larger bodies of water. Everybody lives in a watershed because every part of the earth catches some form of water.

  3. What is a Watershed? • An area of land, from ridge top to ridge top, that collects, stores, and releases water to a common point, such as a river or a lake

  4. Streams Rivers Lakes Wetlands Hills Mountains Farms Cities Houses Humans Animals Plants What’s in a Watershed?

  5. What separates one watershed from another watershed? • Watersheds are separated by ridges of high ground called divides. • Every watershed is bounded by divides. • Different streams or rivers empty each watershed.

  6. The WolfcreekWatershed

  7. The Lower Great Miami River Watershed

  8. Ohio Watersheds

  9. Why is it important to know about watersheds? • We know this because of how much life we see around water. WATER IS CRITICAL FOR LIFE

  10. Where is the water in this picture?

  11. Every drop of water that touches the surface of the ground does one of three things …

  12. Every drop of water that touches the surface of the ground does one of three things … (cont’d) • It evaporates. • Evaporation puts water back into the atmosphere to again become rain or snow. • It soaks into the ground. • Once it soaks into the ground, it becomes groundwater, also known as an aquifer. • It runs downhill along the ground. • This is surface water, which makes its way into streams, rivers, ponds, lakes, and eventually, into the ocean.

  13. Watershed Science is … • The study of all the chemical, physical and ecological processes within watersheds.

  14. Sciences of Watershed Science Chemistry Geology Biology Physics Engineering Also Involved in Watershed Science Geography Art History Mathematics Economics Social Studies Journalism Literature Legal Studies

  15. We all live in a watershed.

  16. An area of land that drains all its water into a network of streams and rivers that drain the area is called a … Watershed

  17. Topography is … Earth’s land forms and is shaped by … water flow and determines … direction and speed water flows

  18. Remember. . . Everybody Lives Downstream ! QUESTIONS?

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