The Amazon basin is nine times the size of Texas. Fifty percent of all rainwater in the Amazon Basin returns to the atmosphere through the foliage of trees. In flood season, the Amazon rises an average of 30 feet. Only Egypt's Nile River is longer than the Amazon. Population Growth and Migration into the Amazon One of the biggest contributors to the deforestation of the Amazon is population growth.
Population growth is a factor that has an indirect affect on the destruction of the rain forest.
This can be easily explained. As the Brazilian population grew over the years the cities became more and more crowded. Slums became commonplace in every major Brazilian city. Things were looking pretty bad for Brazil and everyone knew that they needed an answer to their problem. The president at the time decided that he would propose a solution.