
With the world population increasing at a rate of one hundred mil lion a year, the verse are expected to hit ten billion by the end of 2040. Most scientists agree that the maximum number of populate that the existence can sustain is fifteen billion, leaving the dry land in a quandary before the end of the ordinal century when the total world population is expected to continue a staggering sixteen to eighteen billion. The consumption of the...If you restrain to get a full essay, order it on our website: BestEssayCheap.com
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