VII.intermontane Plateau a.sonora to Death Valley - Compressed

8/2/2019 VII.intermontane Plateau a.sonora to Death Valley - Compressed

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NORTH AMERICANNORTH AMERICAN

REGIONSREGIONSVII.VII. IntermontaneIntermontane PlateauPlateau

a. Sonora toa. Sonora to Death ValleyDeath Valley


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VII.VII. IntermontaneIntermontanePlateauPlateau


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KeyKey

RedRed--Term to define and rememberTerm to define and remember

YellowYellow--Place to locate and rememberPlace to locate and remember

Bright GreenBright Green--Agricultural productAgricultural product(crop), resource or another thing to(crop), resource or another thing tolocate and rememberlocate and remember

White andWhite and BlueBlue -- NarrationNarration toto helphelpunderstandingunderstanding


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TheTheSonora DesertSonora Desert


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Which resulted in . . .Which resulted in . . .


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Tombstone, ArizonaTombstone, Arizona

Boot HillBoot Hill


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NoticeNotice . . . But things have changed. . . But things have changedin Tombstone!in Tombstone!


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Saguaro National ParkSaguaro National Park

Southern ArizonaSouthern Arizona


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Giant SaguarosGiant Saguaros

may live formay live forhundreds ofhundreds of

years.years.


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Like allLike all

cacti theycacti theyhavehave

adapted toadapted tothetheextremesextremes

of climateof climatehere in thehere in the

desert.desert.

A flowerA flowerthat hasthat hasfinishedfinished

bloomingblooming


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Cholla CactusCholla Cactus


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Many species of plants and animals areMany species of plants and animals arespecially adapted to this climate zone!specially adapted to this climate zone!


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Colorado RiverColorado River

Yuma, ArizonaYuma, Arizona


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`Today most of the water in in theToday most of the water in in the ColoradoColorado

RiverRiver in siphoned off intoin siphoned off into canalscanals which supplywhich supply

the cities of the Southwest and especially thethe cities of the Southwest and especially theagricultural fields with water.agricultural fields with water.

So much water is removed from theSo much water is removed from theColoradoColorado that for most of the year it nothat for most of the year it no

longer reaches the sea.longer reaches the sea.


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It is literally sucked dry by the thirstyIt is literally sucked dry by the thirstyfarms and cities of the Southwest.farms and cities of the Southwest.


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Navajo Indian ReservationNavajo Indian Reservation

The Navajo traditionally are a pastoral culture,The Navajo traditionally are a pastoral culture,herding sheep, goats and cattle. They live inherding sheep, goats and cattle. They live in

isolated oneisolated one--family settlements.family settlements.

The Navajo Reservation is the largest in the US.The Navajo Reservation is the largest in the US.


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What type of climate is this?What type of climate is this?

desertdesert

Notice that the top of the plateau is flat,Notice that the top of the plateau is flat,broken by a number of . . .broken by a number of . . .


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CanyonsCanyons

This isThis is ChacoChacoCanyon.Canyon.

CanyonsCanyons areare

steepsteep--walledwalledriver valleysriver valleysfound in dryfound in dry

regions.regions.


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Flying aboveFlying above Chaco CanyonChaco Canyon, one can see, one can seepartially excavated ancient settlements. . .partially excavated ancient settlements. . .


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The ruins include sunken circularThe ruins include sunken circularceremonial chambers calledceremonial chambers called Kivas.Kivas.


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The ancientThe ancientbuilders arebuilders are

called thecalled theAnasazi.Anasazi.


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TheThe AnasaziAnasazi lived herelived herefrom c.900from c.900--1200 AD. . .1200 AD. . .


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Building mortarlessBuilding mortarless

walls. . .walls. . .


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. . . That have (partially). . . That have (partially)lasted for 1000lasted for 1000 years.years.


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The largest settlement is Pueblo Bonito.The largest settlement is Pueblo Bonito.

Notice that theNotice that the sandstonesandstonecanyoncanyon wall has collapsed.wall has collapsed.

It fell within the lastIt fell within the last

century.century.


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Lets check out Pueblo Bonito.Lets check out Pueblo Bonito.


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From the collapsed wallFrom the collapsed wall


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Sometimes the job of the archaeologist is toSometimes the job of the archaeologist is tocover up ancient structurescover up ancient structuresto preserve them.to preserve them.


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The tallest wall remaining is four storiesThe tallest wall remaining is four stories

tall.tall.


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It needs a littleIt needs a littleassistance.assistance.

You would too, if youYou would too, if youwere 1000 years old!were 1000 years old!


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The rooms are small . . .The rooms are small . . .

6 X 66 X 6

. . . some are storerooms.. . . some are storerooms.


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With manyWith many kivas.kivas.


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SipapuSipapu

Although we dont know for sure how aAlthough we dont know for sure how a kivakivawas used, there are theories.was used, there are theories.

AllAll kivaskivas have a sipapu, or hole, in the floorhave a sipapu, or hole, in the floorwhich symbolizes the presence of god.which symbolizes the presence of god.

PostPosthole (forhole (for

roof)roof)


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The GreatThe Great KivaKiva

Probably only men participatedProbably only men participatedin religious and civil ceremoniesin religious and civil ceremonies

in the dark smokyin the dark smokysubterranean interiors.subterranean interiors.


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Three story interiorThree story interiorof a building.of a building.

DoorwayDoorwayIn theIn the

middle ofmiddle ofthe wall!the wall!

ShortShortPersonPerson


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Original interior withOriginal interior withplastered walls,plastered walls,

vigaviga

ceilingceiling


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IsntIsntexploringexploring

AnasaziAnasaziruins fun!ruins fun!


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Mesa Verde National ParkMesa Verde National Park

Forest fire inForest fire inprogress.progress.


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AnasaziAnasazi cliffdwellingscliffdwellings


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The Anasazi lived here after ChacoThe Anasazi lived here after ChacoCanyonCanyonperhaps from 1200 to 1300 AD.perhaps from 1200 to 1300 AD.


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Notice theNotice the kivaskivas..


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Bandelier National MonumentBandelier National Monument

Frijoles CanyonFrijoles Canyon

Do you see anyDo you see anyAnasazi ruins?Anasazi ruins?


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The canyon walls areThe canyon walls area porous volcanica porous volcanic

rock called tuff.rock called tuff.


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It is so soft that theIt is so soft that theAnasazi could enlarge theAnasazi could enlarge theholes with wooden tools.holes with wooden tools.


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The canyon wasThe canyon wasformed by erosionformed by erosion

from Frijolesfrom FrijolesCreek, which alsoCreek, which also

supplied thesupplied theAnasazi with waterAnasazi with water

for daily use andfor daily use andirrigation.irrigation.


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Another Anasazi PuebloAnother Anasazi Pueblo


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Made of Tuff.Made of Tuff.


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KivaKiva

sipapusipapu

vaultvault

Roof supportRoof support


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Lets look at the cliff.Lets look at the cliff.


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The tuff wasThe tuff washollowed . . .hollowed . . .

. . . And buildings were. . . And buildings werebuilt out from the cliff.built out from the cliff.


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This is aThis is areconstruction.reconstruction.

vigasvigas


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Chambers wereChambers werehollowed out inhollowed out in

the cliff.the cliff.


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Some wereSome werekivas. . .kivas. . .


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. . . With smoke. . . With smoke--darkened roofs and painteddarkened roofs and painteddesigns.designs.


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How many stories wereHow many stories werethese houses?these houses?


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All these rock surface had beenAll these rock surface had beencovered with plaster and may havecovered with plaster and may havebeen painted with designs like this.been painted with designs like this.


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About 2/3 of a mileAbout 2/3 of a mileup Frijoles Canyon isup Frijoles Canyon is

an outpost of thean outpost of thecommunity.community.

To get to the cliffTo get to the cliff

dwelling you mustdwelling you mustscramble up the cliff.scramble up the cliff.


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The 100+ rungThe 100+ rungladder is for usladder is for us

tourists. The Anasazitourists. The Anasaziused the hand andused the hand andfoot holds in thefoot holds in the

rock.rock.


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At the top of theAt the top of theladder is a smallladder is a small

living area with . . .living area with . . .

. . . a. . . a kivakiva with itswith itsoriginal roof intact.original roof intact.


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One theory is that thisOne theory is that thiswas a temporary campwas a temporary camp

for coming of agefor coming of ageceremonies for the mostceremonies for the mostdisruptive members ofdisruptive members of

Anasazi society. . .Anasazi society. . .

. . . teenage boys.. . . teenage boys.

Frijoles Canyon in Bandelier NationalFrijoles Canyon in Bandelier National


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j yj yMonument, New Mexico.Monument, New Mexico.


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What climate is this?What climate is this?

desertdesert

What animal wouldWhat animal wouldyou expect to seeyou expect to seecrossing this road?crossing this road?


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This longhorn was actually one of a line,This longhorn was actually one of a line,

which were headed to a water hole.which were headed to a water hole.


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Notice theNotice thesagebrush, a nativesagebrush, a native

species in thespecies in the

IntermontaneIntermontanePlateau.Plateau.

TheThe Painted DesertPainted Desert, Arizona., Arizona.


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,,

Painted DesertPainted Desert


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Painted DesertPainted Desert

Notice that the Painted Desert, likeNotice that the Painted Desert, likemost deserts, has vegetation.most deserts, has vegetation.

The top layer of sandstone is more resistant toThe top layer of sandstone is more resistant to


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p yp yweathering than . . .weathering than . . .

. . .the softer. . .the softershale below.shale below.

Notice the sunNotice the sun--

bleached tops.bleached tops.


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The Anasazi used the sides of these rocks forThe Anasazi used the sides of these rocks forpetroglyphs.petroglyphs.

Thi k f it A iThi k f it A i


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Think of it as AnasaziThink of it as Anasazigang signs or graffiti.gang signs or graffiti.


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What is weathering out of this softWhat is weathering out of this softsedimentary rock?sedimentary rock?

Petrified Forest National ParkPetrified Forest National Park


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PetrifiedForest National ParkPetrifiedForest National Park


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Some of theSome of the


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minerals can beminerals can bespectacularlyspectacularly

colored.colored.


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Some of the petrifiedSome of the petrifiedlogs are huge.logs are huge.


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Thedesert from the airThedesert from the air

Intermittent streamIntermittent stream

Also called:Also called:

WashWash

ArroyoArroyo

WadiWadi

What sort of landform is this?What sort of landform is this?


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mesamesa

buttebutte


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mesamesa


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h lh l


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Notice theNotice thecanyon.canyon.

North Central ArizonaNorth Central Arizona

Whats this?Whats this?


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What s this?What s this?

An open pit mineAn open pit mine

tailingstailings

FrozenFrozenreservoirreservoir

They may be miningThey may be mining copper.copper.


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The New York Times > InternationalThe New York Times > International> Slide Show > The Cost of Gold> Slide Show > The Cost of Gold


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DamDam

CaliforniaCalifornia

ArizonaArizona

L k H i thL k H i th


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Lake Havasu is theLake Havasu is thesite ofsite of

Hydroplane boatHydroplane boatracesraces

A huge retirementA huge retirement

communitycommunity

London BridgeLondon BridgeNotice the canal carrying ColoradoNotice the canal carrying ColoradoRiver water to irrigate theRiver water to irrigate the fieldsfields ofof

Arizona.Arizona.So much water is taken from theSo much water is taken from theColorado that for months it noColorado that for months it no

longer reaches the sea. Itslonger reaches the sea. Its

sucked dry!sucked dry!

MojaveMojave DesertDesert


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MojaveMojave DesertDesertCaliforniaCalifornia

This is a dry lakeThis is a dry lakebed.bed.

It is either aIt is either a salt flatsalt flatoror alkali flatalkali flat..

S L kS L k S FS F


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Salt LakesSalt Lakes andandSalt FlatsSalt Flats

Are located in an enclosed basinAre located in an enclosed basin

Are located in deserts whereAre located in deserts whereevaporation equals water enteringevaporation equals water entering

Have fresh water riversHave fresh water riversentering(usually)entering(usually)

Have no rivers leavingHave no rivers leaving

Joshua TreeJoshua Tree


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MojaveMojave DesertDesertCaliforniaCalifornia


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This salt flat is in the hottestThis salt flat is in the hottest(134(134) driest (1 3) and) driest (1 3) andDeath ValleyDeath Valley


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(134(134), driest (1.3 ), and), driest (1.3 ), andlowest (282 below sea level)lowest (282 below sea level)

place in North America.place in North America.

Death ValleyDeath Valley


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Saltwater SpringSaltwater Spring


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Weather stationWeather station

http://weather.cnn.chttp://weather.cnn.com/weather/forecastom/weather/forecast.jsp?locCode=8L3&zi.jsp?locCode=8L3&zi

pCode=92328pCode=92328


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(11,049)(11,049)


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Panamint RangePanamint Range

Telescope PeakTelescope Peak

--282282


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Lake Manly from Dantes View.Lake Manly from Dantes View.Feb.15, 2010Feb.15, 2010


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A small part ofA small part ofDeath ValleyDeath Valley hashassand dunes.sand dunes.


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Alluvial fanAlluvial fan

roadroad


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Salt CreekSalt Creek AnAn intermittent streamintermittent stream


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Lincolns SparrowLincolns Sparrow


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KilldeerKilldeer


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Mountain BluebirdMountain Bluebird


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GrandGrand

CanyonCanyon

GreatGreatSalt LakeSalt LakeGreatGreat

BasinBasin

NEVADANEVADA

NavajoNavajoReserReser--vationvation

CratersCratersof theof theMoonMoon

ChacoChacoCanyonCanyon

Mesa VerdeMesa Verde

PaintedPaintedDesertDesert

SonoraSonoraDesertDesert Saguaro NPSaguaro NP

YumaYuma

LasLasVegasVegas

ZionBryceBryce

ArchesArches



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REGIONSREGIONS

VII. Intermontane PlateauVII. Intermontane Plateau

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VII.intermontane Plateau a.sonora to Death Valley - Compressed