Saturday, September 7, 2013

Chpater 2 : The Nonhuman World

Climate
Las Vegas's climate is very good for visitors. The annual average temperture of Las Vegas is 66.3'F. In summer, average daily temperture is 92.5'F, night-time temperture is above 80'F. Las Vegas's winter is very short. In winter, average temperture is 47.7'F. Las Vegas is not rainy city. It is very dry city, humidity is very low. Annual precipitation is about 110mm. The rainy days is 26-27 days a year. So it is really good city for tour.

Location
Las Vegas is located in middle of Vegas Valley, a desert region of about 600 square miles. It is surrounded by the Sierra Nevada Mountains and the Spring Mountains which indicate dry mountains. It is within Clark County in an arid basin on the desert floor. Its landscape is very rocky and dusty. The Coordinates of this city is 36°10′30″N 115°08′11″W. the distance between Las Vegas and CSUN is 286 miles which takes 4 hours and 7 minutes drive. Nevada is the ranked 7th states in the United States and its neighbor states are California, Oregon, Idaho, Utah and Arizona.

Physiography
Las Vegas lies within both the Great Basin and Mojave Desert. It drains a 1,564 square mile watershed southeastward through Las Vegas Wash into Lake Mead. The area of Las Vegas is about 135.8 square miles, 135.81 square miles (99.97%) is land and 0.05 square miles (0.03%)  is water. The elevation of Las Vegas is aroung 2,030ft above sea level.


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