By the place and region. Place names itself give an area a really unique feature. The name of the place often gives some historical background, like perhaps the founder, or the name may give clues on the features of the area. Another unique characterization are the different types of region. There are three main types of regions including formal region, functional region, and vernacular region. Formal regions are areas where everyone shares common distinctive characteristics. Functional regions are areas that can be used to display information about economic areas. Lastly, vernacular regions are regions that people believe exist as part of their cultural identity.
The only shape that casts a round shadow no matter which direction it is pointed is a sphere, and the ancient Greeks deduced that this must mean the Earth is spherical.
A lake community with four trophic levels suddenly suffers from algal blooms. Using the strategy of biomanipulation, an ecologist may propose removing zoonplankton.
