#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back.

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#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 QOD : Listen to the song by Woody Guthrie and read the lyrics. What is this song about? Hydropower Pros and cons

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 #3.12 Aim: What are the pros and cons to generating electricity from hydropower ?

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 Pros 1. Dams generate clean power –Hydropower is renewable and doesn’t emit greenhouse gases or other air pollutants* *What kinds of energy do you think were used to build this dam?

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 Pros, cont 2. Dams improve quality of life –prevent flooding*, create jobs, and provide cheap electricity, irrigation, and drinking water

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 Cons Dams alter river habitats in many ways upstream: flooding downstream: not enough water

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 Cons, Cont Natural cycles are disrupted - floodplains don’t receive nutrients from sediments because they get trapped behind dams

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 Cons, Cont Temperature of the water is changed  aquatic populations go extinct

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 Imagine you are a fish trying to get upstream of the Hoover dam…

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 Cons, Cont Dams prevent anadromous fish from laying eggs.  Fish ladder   No fish ladder!

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 What do you think: do the pros outweigh the cons?

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 Dams and salmon 1. We will read the article about dams and salmon together. 2. Discuss questions and answers.

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 What are the pros and cons of hydropower? Should we use it?

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 Read the two opinions about hydropower List as many pros and cons to using hydropower as you can…

#3.12 Aim: What are the pros and cons of hydropowe r? Agenda QOD (10) Lesson: pros and cons (15) Activity: “The salmon game” (15) Summary (5) pass- back Quiz #3 HW #22 Quiz #3 – Fossil Fuels Make-up points: –If you ever achieve under a 65 on a quiz you are eligible to make-up half of the points you missed if you come see me