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Earth Approaching Climate Tipping Point
Earth may be nearing an ecological tipping point that threatens biodiversity, food production and water supplies as humans consume...
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Earth Suffers From CO2 Allergy
About 12 million years ago, Earth wasn’t sensitive to carbon dioxide ups and downs. But like seasonal allergies that...
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Greece, the Global Economy, and Big History
Watching the sunset from the cliffs of the Santorini caldera attracts tourists from all over the world, I recently...
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Huge Ancient Civilization’s Collapse Attributed to Climate Change
The mysterious fall of the largest of the world’s earliest urban civilizations nearly 4,000 years ago in what is...
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Earth Took 10 Million Years to Recover From Mass Extinction
The Earth’s greatest mass extinction, 250 million years ago, was so severe that it took 10 million years for...
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Climate Armageddon: How the World’s Weather Could Run Amok
Adapted from The Fate of the Species: Why the Human Race May Cause Its Own Extinction and How We Can...
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Has Civilization Passed the Environmental Point of No Return?
Four decades ago, a Massachusetts Institute of Technology computer model called World3 warned of a possible catastrophic course for...
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Climate Change Miscues May Shrink Species’ Outer Limits
Throughout the world, climate change is causing age-old ecological partners to miss their cues as seasons shift. The trend...
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Arctic Melt Releasing Ancient Methane
Scientists have identified thousands of sites in the Arctic where methane that has been stored for many millennia is...
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Most Mammals Won’t Flee Climate Change Fast Enough
As the climate changes over the next century, the ranges of nearly 90% of mammal species will shrink –...