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freshwater

freshwater. condensation. condensation. precipitation. transpiration. Surface Runoff. evaporation. Sub-surface runoff. accumulation. Where IS the water on Earth?. Oceans Ice Groundwater Aquifers Lakes, rivers and ponds atmosphere. reservoirs. oceans. ice.

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freshwater

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  1. freshwater

  2. condensation condensation precipitation transpiration Surface Runoff evaporation Sub-surface runoff accumulation

  3. Where IS the water on Earth? • Oceans • Ice • Groundwater • Aquifers • Lakes, rivers and ponds • atmosphere reservoirs

  4. oceans

  5. ice

  6. Groundwater and aquifers

  7. Lakes, rivers, and ponds (surface water)

  8. atmosphere

  9. So, let’s talk about freshwater…. • What are the reservoirs that give us freshwater that we can use? Creeks, streams, rivers lakes, ponds, wetlands groundwater

  10. Creeks, streams and rivers • Water flowing on Earth’s surface • Your book refers to all of these as streams

  11. Runoff to streams…

  12. Lakes

  13. Run off deposits sediment, pollution and nutrients

  14. turnover

  15. wetlands

  16. Point source

  17. Nonpoint source pollution

  18. Legislation • The Rivers and Harbors Act of 1899 • 1969 Cuyahoga River burning • 1972 Federal Water Pollution Control Act • Amended and renamed The Clean Water Act

  19. What can YOU do? • Pay attention to how much water you use • Shorter showers • Faucet off while brushing and handwashing • Keep yard free of debris, pet waste and oil • Don’t use pesticides and fertilizers on lawns • Dispose of toxic materials properly

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