happy friday!
DESCRIPTION
Happy Friday!. Please get out your permission slip and $5 to turn in. Please read the board!. Which way is the water running?. Does being downstream matter?. Free objective answers!. 1. 1%; the rest is salt water or frozen in ice - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/1.jpg)
Let’s go!Please go get your interactive notebook!
Please get out your permission slip and $5 to turn in.
![Page 2: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/2.jpg)
Which way is the water running?
![Page 3: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/3.jpg)
![Page 4: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/4.jpg)
![Page 5: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/5.jpg)
![Page 6: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/6.jpg)
Does being downstream matter?
![Page 7: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/7.jpg)
![Page 8: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/8.jpg)
February 16
![Page 9: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/9.jpg)
*Houston Water sources:Lake Livingston (806 MGD)
Lake Conroe (60 MGD)
Lake Houston (150 MGD)
Evangeline aquifer
![Page 10: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/10.jpg)
![Page 11: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/11.jpg)
1. Screening
2. Coagulation withalum; chlorine treatment
3. Mixing
4.settling tank – flocs sink to bottom
5. Filtration
6. disinfection with chlorine/ fluoride added
![Page 12: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/12.jpg)
Does being downstream matter?
![Page 13: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/13.jpg)
How can we meet water needs?ConservationUse more surface water (build more dams)Use aquifers (groundwater)Transfer water from other areasDesalinate ocean water
![Page 14: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/14.jpg)
Consequences of using our ground waterOverdraft – taking more water OUT of an
aquifer than is recharging IN to the aquifer
(What would happen to your bank account if you did this?)
![Page 15: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/15.jpg)
February 16
![Page 16: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/16.jpg)
*Water has mass and fills an aquifer through a recharge zone
![Page 17: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/17.jpg)
![Page 18: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/18.jpg)
*Subsidence – sinking of land due to aquifer overdraft
![Page 19: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/19.jpg)
Brownwood subdivision Baytown
![Page 20: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/20.jpg)
Brownwood 1953
![Page 21: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/21.jpg)
Brownwood 1978
![Page 22: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/22.jpg)
Baytown Nature Center today
![Page 23: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/23.jpg)
Houston is switching to just surface water to
protect the city from further subsidence.
*Overdraft – taking more water OUT of an aquifer than is recharging IN to the aquifer
*Overdraft leads to subsidence
![Page 24: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/24.jpg)
*Texas Aquifers in trouble!Evangeline – Houston (overdraft and
subsidence)Ogallala – Pan handle through South Dakota
(overdraft by farmers)Edwards – Austin and Hill Country (overdraft
from cities and ranchers)
Label these on your map!
![Page 25: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/25.jpg)
![Page 26: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/26.jpg)
Check for understandingWhat clues on a map will show which
direction is downstream?How are an aquifer and a recharge zone
related?How are a watershed and a river related?How are subsidence and overdraft related?Why does it matter that our drinking water
supplies are downstream of Dallas?Describe the tradeoffs between using surface
water and using ground water.
![Page 27: Happy Friday!](https://reader035.vdocuments.site/reader035/viewer/2022062722/56813ada550346895da31d75/html5/thumbnails/27.jpg)
Issue Analysis ProjectProject purpose: To analyze one
aspect of our field trip to describe the challenges and possible solutions for living sustainably in Houston
Due March