The Earth can be divided into four hemispheres: Northern, Southern, Eastern, and Western. While each hemisphere is distinct from its peers, the north-south division caused by the equator denotes a tangible shift in terms of geography, climate, the environment, and human culture. In fact, the difference between the two is dramatic. But why do these two halves of the terrestrial globe appear so much in contrast, and what are the causes?
Click through and find out how the planet is divided.