People in which environmental career category are directly involved in designing structures that aid humans to function in nature, such as dams and drainage systems? Environmental planner

Environmental engineer

Forest technician

Environmental chemist

Environmental engineer

Explanation:

Environmental engineers design strategies and solutions to deal issues using the concepts of architecture, biochemical engineering, physics and chemistry. They are working to promote recycling, waste management, environmental health and management of environmental degradation.

from the original order (top to bottom) the new order will go

1 (founder)

4 (hawk)

2 (mutate)

3 (next generation)

i'd say that the moon rock is about 2.2 billion years old.