notes in class of 10/8/10

• over 6.8 billion people on the planet right now
• in creasing by over 80 million per year by 220, 980 per day
• 14,000 births per hour
• 90% of this population growth takes place in the developing countries, of Africa, South and East Asia
• people migrate because of push and pull forces, some push forces would be civil war, unemployment, and some pull forces are better economic, health services, religious freedom, and political freedom.
• TFR: average number of children orn per woman