6th Grade Social Studies Unit 3, Lesson 2 Population Growth
2000 years ago – Earth’s human population = about 300,000,000 Source: Human Numbers Through Time. 12 October 2012. http://www.pbs.org/wgbh/nova/worldbalance/numb-nf.html
World Population 1000 years later (1000 CE) Source: Human Numbers Through Time. 12 October 2012. http://www.pbs.org/wgbh/nova/worldbalance/numb-nf.html
1800 - 800 years later – the human population on Earth had reached 1 billion Source: Human Numbers Through Time. 12 October 2012. http://www.pbs.org/wgbh/nova/worldbalance/numb-nf.html
1927 - 127 years later – the population had reached 2 billion Source: Human Numbers Through Time. 12 October 2012. http://www.pbs.org/wgbh/nova/worldbalance/numb-nf.html
1960 - 33 years later – the population had reached 3 billion Source: Human Numbers Through Time. 12 October 2012. http://www.pbs.org/wgbh/nova/worldbalance/numb-nf.html
1974 - 14 years later – the population had reached 4 billion Source: Human Numbers Through Time. 12 October 2012. http://www.pbs.org/wgbh/nova/worldbalance/numb-nf.html
1999 - 23 years later – the population had reached 6 billion Source: Human Numbers Through Time. 12 October 2012. http://www.pbs.org/wgbh/nova/worldbalance/numb-nf.html
2050 - Projected Population – 9 billion Source: Human Numbers Through Time. 12 October 2012. http://www.pbs.org/wgbh/nova/worldbalance/numb-nf.html
ACTIVITY: Calculating Natural Increase Source: Human Numbers Through Time. 12 October 2012. http://www.pbs.org/wgbh/nova/worldbalance/numb-nf.html
Rate of Natural Increase United States, 2012
Rate of Natural Increase United States, 2012 Birth Rate: 13 per thousand
Rate of Natural Increase United States, 2012 Birth Rate: 13 per thousand Death rate : 8 per thousand
Rate of Natural Increase United States, 2012 Birth Rate: 13 per thousand Death rate : 8 per thousand Natural increase : 13 – 8 = 5
Rate of Natural Increase United States, 2012 Birth Rate: 13 per thousand Death rate : 8 per thousand Natural increase : 13 – 8 = 5 Rate of Natural Increase: 5/1000 = .5 percent
Rate of Natural Increase What is the rate of natural increase? World, 2012 Birth Rate: 20 per thousand Death rate : 8 per thousand What is the rate of natural increase?
Rate of Natural Increase World, 2012 Birth Rate: 20 per thousand Death rate : 8 per thousand Natural increase : 20 – 8 = 12 Rate of Natural Increase: 12/1000 = 1.2 percent
ACTIVITY: Analyzing Population Data
Source: http://www. prb
ACTIVITY: Comparing Two countries http://www.worldatlas.com/webimage/countrys/africa/tz.htm http://www.worldatlas.com/webimage/countrys/europe/es.htm
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