Ice age delayed by humans... by 100,000 years - CNN.com - 0 views
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The researchers suggest that even moderate human interference with the planet's natural carbon balance, through activities such as the burning of fossil fuels, might delay the next glacial cycle by 100,000 years.
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Although it has no practical importance whether the next ice age will begin in 50,000 or 100,000 years from now, the fact that we can alter such a remote future clearly shows that humans already have a power to affect the future on geological time scales."
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When greenhouse gases are high, the Earth is warm, when they are low, the Earth is cool. When these changes are occurring naturally, they take thousands to tens of thousands of years to occur, whereas humans have caused this to occur in just over 100 years.
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