WE ARE ONE SPECIES. Humans on earth today belong to one species, Homo sapiens, even though racial
differences occur. Such phenotypic differences like skin color are most likely due to climate differences
in the areas where each race arose. A review of the evidence for evolution leads to a consideration of
Darwin’s proposed mechanism for the evolutionary process. Write a 1200 words essay explaining the
evolutionary process according to Darwin’s Theory of evolution. Make use of the vocabulary and
concepts learned during this course to explain the interaction between humans and their environments.
Don’t forget to include an explanation for the population concerns such as; global diseases, population
size, environ metal concerns and others. The essay needs to be submitted no later than April 25, 2018 by

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