. Which continent has hundreds of natural harbors, navigable
rivers, and few natural habitats
or preserves for the protection
of plants and animal's?

What is the primary justification of the hypothesis that the early earth environment was void of oxygen? ( 2 points) data showing the concentrations of gases extracted from rocks fossil evidence regarding the origin of eukaryotes generally accepted atmospheric conditions molecular evidence based on evolutionary traits.

How does central place theory explain patterns in the size and distribution of cities?

Name the three types of population distribution