GEO 110 Lecture Notes - Lecture 4: Continental Crust, Continental Drift, Gabbro
5 Aug 2016
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Document Summary
Sun radiation comes in, in the form of light wave and some ir are trapped in the atmosphere. The radiation goes up and down when the northern hemisphere tilts towards and away from the sun. Each the the hemispheres tilts towards the sun and then alternates. Ocean absorbs the sun more than the ice resulting in a faster built up of heat. Infectious diseases expanding and emerging as warm temperature increases. Four low line areas likely to be flooded netherlands, florida, bangladish, new orleans. Type of ice thickness that will make it easy for the submarine to come out: Results of global warming are relocation and precipitation. Lecture 4: thinnest and outermost, inner core is made up of two minerals which are iron and nickel, has a temperature of 6000 degrees. Mantle: largest volume of air, is 2000km long. Asthenosphere: 400-1300km, weak layer, very fluid because of higher temperatures.
