review

Today we review for the test that will be on Monday about population and settlement.
There is over 7.6 billion people on the planet right now, 90% of this population growth takes place in the developing countries of Africa, South and East Asia and Latin America. The first population in billion was in 1804, 10,00+ year sed. Life expectancy is the average number of years to be lived by a group of people born in the same year. Monaco has the high life expectancy and Chad has the lowest. The TFR in the world is 2.1. People do migrate for two reasons push forces and pull forces.

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