Because modern civilization had accomplish that
Because geologic evidence supported the existence of tropical swamps in the Northern Hemisphere
Subtropical / tropical wetlands are wetlands found along the coasts of subtropical or tropical regions. The Everglades in Florida, for example, is a well-known example of subtropical wetlands. These wetlands are often, but not always, dominated by mangrove trees. The
Northern Hemisphere includes North America, northern South America, Europe, the northern two-thirds of Africa, and much of Asia. The Southern Hemisphere includes most of South America, Africa, Australia, one-third of Antarctica, and some Asian islands.
The Northern Hemisphere refers to half of the planets north of the equator, and the Southern Hemisphere includes all planets south of the equator. Some continents pass through both hemispheres, but Europe and North America are all in the northern hemisphere.
Learn about equator here:brainly.com/question/3011094
#SPJ4
After its main sequence a medium sized star like our sun becomes a red giant, it grows a lot bigger that it's regular size that it will burn earth into ciders, after that it will eject its own nebula and fade away as a dwarf star.
Why By Mimiwhatsup: Nathan Hale, an American spy - was caught in NY. Before he was sentenced to death his last famous words were: “I only regret I have but one life to lose for my country.”
Answer: C.Nathan Hale
Answer:
Shows longitude lines as parallel
Explanation:
It was used to help sailors navigate the globe, but it becomes warped near the poles