So we can understand our heritage from the aliens
no because there is other people that we dont know about that did
I did not know it was lost! It is very important for the calculation of the area of a circle and such calculations were important to the ancient geometers (people who measured land/earth).
People have stepped on the Earth long before written history, so you'll never know the names of them.
it dates too far back for anyone to know the answer
People have stepped on the Earth long before written history, so you'll never know the names of them.
Oxygen is important on earth so that all the people and animal's can breath. It is also important to all of our vegetation, crops, and and all of our water supplies. Without oxygen life as we know it would cease.
Because otherwise people wouldn't know what you where talking about.
It is important because geography is a study of earth's surface. Without geography you can't know about earth' surface
It is impossible to know which was the first.
It was the reason why we know the Philippine islands, and he also played an important role in mapping with his discovery of a pass in South America.
they were first on earth
Well noone can know this question because do you even know how many people are on the earth. There's a lot!!!