What is significant about the yearly flooding of the nile valley?

In stage 2 farmers used the land primarily to grow food for their families and their small communities.

In the construction of new housing development, which factor of production can be categorized as land?

Read the article titled "trans-saharan migration routes to north africa and the eu: historical roots and current trends." why do tens of thousands of sub-saharan africans try to cross the mediterranean each year? how are these refugees commonly portrayed? (site 1)