Summarize the factors which make simulation models necessary to and useful in geographical studies.

On this mission he performed geological and geographical studies.

After having been professor of history in several colleges, he devoted himself especially to geographical studies.

Topics pertaining to the geographical study of the World throughout history:

Filological and geographical studies have shown that the settlement was probably founded in the 13th century.

Here he performed ethnographical, zoological and geographical studies in the region.

This event has been described as the first scientific attempt to give geographical studies a mathematical basis.

From that time until his death, his attention was largely given to geographical studies, chiefly of the Nile valley.

Aside from his political writings, he devoted himself especially to geographical studies.

He also found praise with his geographical studies and documents on traditions of the Fon people.