Increased employment opportunities.
Typically the reason people move isn't because they have access to more job positions.
Relative location isn't the exact location so they would have to be using their mental imagery of a map. For example, after you go to fro a place so many times, you will grow accustomed to it thus by using mental imagery of a map would be a good answer.
Overhunting and overfishing can cause animal populations to grow endangered or become extinct.
Some estimates put the first human settlements in the Amazon at 32,000 to 39,000 years ago. Since that time, Amazon people have developed lifestyles that are well integrated with the benefits and constraints of rainforests.
An estimated 7-10 million Amerindians (the term for American Indigenous peoples) lived in American rainforests, half of them in Brazil, at the time of European arrival. When Pizarro arrived in Peru, more land was under cultivation and more food was being produced in the Andean region than today.
Mountains are formed by the movements of the tectonic plates and Earth's. Movements deep beneath the Earth's surface cause a variety of reactions, and the results in different types of mountains. Mountains can form as a result of the volcanic activity, the collision of 2 tectonic plates or a movement along a fault line.
hope this helps