Ryan A In Detroit there are over 75,000 Functioning Cars on the streets. There are about Four thousand Car/Car Parts factories in Detroit Average High:58.4degrees Fahrenheit Average Low:26 Fahrenheit Average amount of sunny days:180 Average amount of rainy days: 133 Average amount of snowy day: 36.5 Average amount of natural disasters: 0 In Detroit there are about 688,701 people, which is about 4,820 people per square mile There are 336,482 houses in Detroit The average population per household is 2-3 persons Most of natural land has been taken up buildings, factories, roads and sports stadiums In Detroit there are no major land forms. The annual amount of precipitation in Detroit is 30.97 or 31 inches of rain and 45 inches of snow Some major bodies to flow through Detroit and give it a water supply are The Detroit River, Lake Saint Claire and The Rouge River The hydrosphere is effect when people constantly leave appliances running which waste over about 600,000 gallons of water every year. http:// slate.com http:// amusingplanet.com http:// Numbeo.com http://drought.unl.edu/ http://www.usclimatedata.com/ http://www.eldoradocountyweather.com/ http://www.museumofthecity.org/ http://www.panoramio.com/ http://skipschiel.wordpress.com/