A DELUGE IF DESERTS Mostly dry Erred o How the humans live there? Mercator o The map on straight lines o Distort the size of the continents Squeezes closer to the equator and bigger close to the poles Classic core: Arabian peninsula, Egypt, Iran, Turkey o Roughly the same size of USA o 3,000 miles o North Africa o IT IS BIGGER THEN THE USA Like 2 USA stuck side by side Erred o Extremely o Basic o Semi Full on desert o Sections of the earth that get less than 250 mm of precipitation per year (10 inches) Semi arid o 250-500 mm of precipitation per year o Mediterranean style climates o Savanna o Sisley southern Spain southern California o The Sahel 80% full on desert Semi arid 90-92% Some have some deserts some are full deserts 1/3 of the entire land surface is classified as arid or semi-arid General rule if the a place does not get that number of precipitation then its not going to support plant life Measure it out and less than half is covered with any form of vegetation o
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- Spring '13