Answer:
Continents are important for our evolution because, thanks to them, human beings for thousands of years were able to develop in different ways, for example some humans who are used to the cold of North America or Europe, or those who are used to the heat of Africa or parts of Asia, the continents are important to the man in question genetics
Salinization and desertification
Answer:
Canada's demagraphoc or diversity is a composition that is ethnically heterogeneous, while in the sense that all of Canada's citizens have basically come from many countries or even a orgin and cultural backgrounds. For example on way to depict cultural diversity in Canada is to describe the diversity in Canada in terms if the population size of even those that are not belonging to the charter groups.
Canada is a multicultural society whose ethnocultural make-up has been shaped over time by immigrants and their descendents. Each new wave of immigration has added to the nation's ethnic and cultural composition. Over time, patterns of immigration have shifted. Historically, most immigrants came from Europe.
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