The tertiary study environment is that which is taken up after secondary study.
tertiary
The environment in the tertiary period was mostly covered with trees and grass.
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The environment was covered with trees and grass, and the air was warm and moist.
The primary secondary and tertiary sectors of gold in the businesss enviroment are your mom, your mom, and your mom.
Human-environment realtionships.
The study of the relationship between living things and the environment is ecology.
The study of the relationship of organisms and their environment is called ecology.
Physical Environment and Human Environment
A hydrologist would study this sort of subject. Hydrologists study water, how it is affected by an environment, and what it can do for the environment itself.
The study of the relationship between living things and the environment is ecology.