- Sep 11, 2002
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One-tenth of all the people who have ever lived on the planet are alive today. We are adding new humans at a rate of 78 million a year, and projections are that we will continue to do so for most of the next decade. On average, women around the world today have 2.7 children, a dramatic drop from the five they had in the 1950s.
http://www.geobop.com/World/Facts/Population/
Scroll to the bottom of the page for the table of people and quotes.
World population passed about three billion in 1960 before Paul Ehrlich published his bestseller, The Population Bomb, in 1968.
The five billionth baby isn't even a teenager yet, having been born in 1987. It took all of human history until 1800 for the population to reach its first billion; the second took only until 1930. A mere 69 years later, six billion will be crowding the planet.
India's population reached one-billion in May 2000, growing from one quarter billion in 1900.
Slow Down!
Obviously, Earth can't support an unlimited number of people. It may not even be able to support the current population indefinitely. Our planet certainly couldn't support six billion people if they all used resources at the rate United States citizens do.
In global terms, we're unbelievably wealthy. In fact, 20 percent of the world's people now own about 80 percent of its wealth. And it isn't just the United States and a few other wealthy nations against the rest of the world. The gap between the rich and the poor is growing within the United States and other industrialized nations.
Since we're not going to get 20% of the planet to somehow give up their weath and "things", expanding off the planet is the only reasonable option.
Why we're not pouring vast sums of money into space is beyond my ability to understand. We'll never have enough money or resources to "solve the world's problems" here, we must find them off planet.
Global Population
1850 - 1.26-billion
1900 - 1.65-billion
1950 - 2.52-billion
1960 - 3.02-billion
1970 - 3.70-billion
1980 - 4.44-billion
1990 - 5.27-billion
1999 - 6.00-billion
2020 - 7.50-billion
2050 - 8.91-billion
At the rate that is going, we're going to run out of space in a real big hurry... We've already started to threaten the earth's ability to support human life. Since we cannot turn back time and put all our technology genies back in the bottle (not that we'd really want to anyway), expanding off planet seems like the only option that has any reasonable chance of working.
Grasshopper