Ecological succession. Ecological succession, the process by which the structure of a biological community evolves over time. Two different types of successionâprimary and secondaryâhave been distinguished. Primary succession occurs in essentially lifeless areasâregions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier.
According to Georgia law: 1  ALL children under the age of 8 whose height is less than 57 inches must ride in the backseat of a car.  Children under the age of 8 are required to be in either a car seat or a booster seat suitable for their age and height.
1 Infants and young children must ride in a child safety seat until they are 4 years old AND weigh at least 40 pounds. 2  Every child ages 4-8 who is no longer in a car seat must use a booster seat until she reaches 4â9â tall.  Children and teens ages 8-15 who are not in booster seats must use adult seat belts.