Sediments are used to provide the proxies to understand the environmental changes as, the sediments are formed by the activity of the weathering from the wind, glacier and the water. The different weathering agent and other transportation agent are different types of the mark over the sediments that help in the study of the past environment.
A geographer who studies Earth's physical features wouldn't study human adaptation, ancient religions, or the people of a certain area. More like the physical land of the Earth and the nature around us.
