New Unit

We had gotten are selves introduced to the new unit and all the new vocabulary. We had gotten are selves into the new unit we had learned what the new unit was about. We had learned that the new unit is about migration and about the population of the world and how it has changed over the last 10 thousand years and how the population has changed by billions and over the last 2 billion people born the number of years that it has happened has leveled out they had both grown 1 billion every 12 years.