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Do now. Not Jaywalking, something different and funny!. Homework. V ocab Words: 91. Clear Skies Initiative 92. Conservationist 93. Preservationist 94. Gifford Pinchot 95. Healthy Forests Initiative Due Monday
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Do now • Not Jaywalking, something different and funny!
Homework • Vocab Words: 91. Clear Skies Initiative 92. Conservationist 93. Preservationist 94. Gifford Pinchot 95. Healthy Forests Initiative • Due Monday • Reading pages 408 starting at How we use water through 416. Stop at Can We quench our thirst.., but read the article Is It better in a bottle.
New Material • After reading the section on the Colorado River water use. Should Las Vegas be able to take more water than they were allotted from a contact. • If you were one of the Senators from Nevada, would you go to Congress asking for the contract to be lifted? Discuss at your tables • What are the impacts of breaking the contract (include pro as well as con)? • Could it lead to a situation such as what happened to the Aral Sea?
At your tables, discuss the following topics: • What is the negative impact of building a dam for hydroelectric power? • Why was Hurricane Katrina so devastating? • Is this picture below real?
New Material • What is the negative impact of building a dam for hydroelectric power? • Prevents water from carrying nutrients down stream. Also, re-directs water at the cost of the ecosystem • Why was Hurricane Katrina so devastating? • Below water already, once Levees were breached the water went to the path of least resistance. Difficult to get rid of the water. • Is this picture below real? Yes, the Saudis were trying to get freshwater to the desert. • http://www.time.com/time/magazine/article/0,9171,915637-1,00.html
New Material • Floodplain –
New material • Wetlands three types: • 1. Freshwater bogs
New material • Freshwater bogs formation
New material • Wetlands three types: • 2. Freshwater marsh
New Material • Wetlands three types: • 3. Freshwater swamp
New Material • Explain the purpose of wetlands? • Limnetic Zone – sunlight penetrates, great deal of life and photosynthesis • Profundal zone – Darker (but not pitch black) where sunlight cannot get through. Little plant life here, plants would have to reach up through to the Limnetic Zone to survive • Benthic zone – bottom of the pond / lake. Feels silty from decomposing leaves, sticks,… high nutrient, but low O2
New material • Discuss and define the following with the use of your notes as a table: • Water table • Artesian Well • Unconfined Aquifer • Ogallala Aquifer (where is it located?) • Impact of available water due to Global Climate Change
New material • Consumptive versus non-consumptive use • Diagram on page 409 – explain what is happening by only