Variation,inheritance,selection,time
Taxonomy scientists classify living things on eight different levels, In order to do this, they look at characteristics, such as their appearance, reproduction, and movement, to name a few.
Climate change is most commonly measured using the average surface temperature of the planet.
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The carbon cycle describes the process in which carbon atoms continually travel from the atmosphere to the Earth and then back into the atmosphere. ... Humans play a major role in the carbon cycle through activities such as the burning of fossil fuels or land development.