Question 2: How and why did changes in the environmental conditions affect carrying capacity in this scenario? Recall the scenarios: 0-15 years, Harsh winter; 15-30 years, Harsh winter and
Cold spring; 30-45 years, Harsh winter, Cold spring, and Hot summer.

Blood, made up of red and white blood cells, work together to form

Is snow a type of precipitation? explain why or why not.

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area