The Positive and Negative Effects of Immigration
Ryan Bohn
Mr. DiMauro
Government
Period 1/2 B
Immigration
Ryan Bohn
Government
Period 7/8 A
During the first 2 million years of the United States’ history, the human population was a minor element in the world ecosystem, with at most 10 million members. One Hundred thousand years ago, with the dawning of the Stone Age, the number of human beings began to increase more rapidly. The relative balance before these times gave way when the human population developed methods of agriculture and animal breeding. This enabled them to stay in one location upon the earth instead of searching for food.
Population growth during the 20th century was notably rapid. In 1994, the total world population was estimated at about 5.6 billion people. It increased nearly 4 billion people during the 20th century. The most significant world trend shows that death rates are currently......
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Approximate Word Count: 2034
Approximate Pages: 8 (260 words per double-spaced page) |