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South Lake Tahoe
By Keith Dennis-‐Taylor
History of South Lake Tahoe
• South Lake Tahoe came into existence by a normal fault in which created the Carson Range to the east and the Sierra Nevada to the west.
• Two principal steps evolved: 1. The eastern margin created the Carson Range, 2.while the Sierra Nevada mountains rose on the west side.
• Moraines, which are glacial debris that were leJ behind during the last ice age, created the present-‐day Truckee River at Tahoe City.
The first’s of Lake Tahoe
• Two million years ago, Lake Tahoe was created by a shiJ in a tectonic plate and by Volcanic acNvity.
• The first visitor's to Lake Tahoe were members of the Indian tribes.
• The first recording of wriNng was done by John C. Fremont in February 1884.
• Lake Tahoe was part of the region of gold rush
What is Lake Tahoe Like Today?
• One million years ago, during the Cenozoic Era glaciers formed The Lake Tahoe we see today.
• The Lakes that were created in Lake Tahoe include: Emerald bay, Cascade Lake, Fallen Leaf Lake, and Echo Lakes.
• The Tahoe basin was beginning to take shape.
21st Century, Lake Tahoe
• The populaNon of Lake Tahoe is about 21,286 residents (2012)
• Lake Tahoe is the second deppest lake in The United States
• Lake Tahoe has a populaNon of 23,000 people• Lake Tahoe is a big tourist a`racNon for people all over the world.
Igneous-Granite Igneous Grantee is one of the rock that is most common in South Lake Tahoe.
You can find this rock deep inside the earth’s crust.
It contains processing crystals that slowly cools the rock.
Igneous Basalt • This type of rock is thick.
• It is basically fined grained that contains microscopic crystals.
• This rock is a volcanic type rock
• Surfaced by Water, and can be found by Fallen Leaf Lake. (Michaelsen, 2012)
Metamorphic Rock
• This type of rock, can be found at spooner summit.
• This is the highest peak in South Lake Tahoe
• Can be found anywhere in South Lake Tahoe
• This type of Rock is also common in the South Lake Tahoe area.
• This type of Rock can be found at Mt. Talc
• Sedimentary Rock can be softer than the metamorphic rock.
• The sedimentary rock is easier to find in South Lake Tahoe.
Sedimentary Rock
Jeffrey Pine
This type of species of Pine trees i the most common in South Lake Tahoe. One of its most common ancestors is the Ponderosa pine.This species is the dominant species in Lake Tahoe.The most common place to find this type of tree is at the top of Heavenly. (MacRae, 2009)
The Evolution of Jeffery Pine
This tree first came to the Lake Tahoe area during the Devonian Period. Almost, 400 million years ago th.is tree has evolved over timeDiscovery of the Pine was done by a Scottish explorer in 1852 in Shasta Valley, CA.(Macrae, 2012)
Manzanita Arctostaphylos
There are over 100 species of Manzanita Arctostaphylos.
The Manzanita Arctostaphylos is the most common types of species in Lake Tahoe
They can also be found else where in North America.
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Evolution of the Arctostaphylos
This species came to us during the Mesozoic Era, and during the Cretaceous Period, about 150 million years ago.
It is believed that the common ancestor of the Arctostaphylos is gymnosperms, their fossils records are not that clear so the ancestry is unknown.
This type of species can be found in New Mexico, and other places out side of the United States.
The Brown Bear of Lake Tahoe
• The South Lake Tahoe Brown Bear is the most common type of Bear in Lake Tahoe.
• The South Lake Tahoe Brown Bear can be found in the forest of Lake Tahoe.
• The Brown Bear is a native to Lake Tahoe.
• The Bear is about 500 pounds and can weigh more
The Bear EvolutionThe Brown Bear has been around for million of years.
Bears like to Hibernate during the winter time.
The Bear came on the planet about 200 million years ago.
The Bear, is one of the most hunted animals on the planet.
Reference Page
• 1. Michaelsen, J. (1992, September 22). Sierra Nevada. Retrieved from http://www.geog.ucsb.edu/~joel/g148_f09/readings/sierra_nevada/sierra_nevada.html
• 2. The Lake Tahoe Basin | Lake Tahoe Vacation Guide. (n.d.). Retrieved from http://www.tahoevacationguide.com/laketahoe.html
• 3.MacRae , T. C. (2009, March 2). Trees of Lake Tahoe – The Pines | Beetles In The Bush. Retrieved from http://beetlesinthebush.wordpress.com/2009/03/28/trees-of-lake-tahoe-the-pines/
• 4. Lake Tahoe Fast Facts. (n.d.). Retrieved from http://www.tahoefund.org/about-tahoe/recreational-paradise/
• 5. Facts about Lake Tahoe. (n.d.). Retrieved from http://tahoe.usgs.gov/facts.html
Referance Page Continued
• 6.Lake Tahoe Basin Mgt Unit - Home. (n.d.). Retrieved from http://www.fs.usda.gov/detail/ltbmu/home/?cid=fsm9_046595