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Climate ‘Tipping Points’ May Arrive Without Warning, Says Top Forecaster

By innovation2

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A new University of California, Davis, study by a top ecological forecaster says it is harder than experts thought to predict when sudden shifts in Earth’s natural systems will occur — a worrisome finding for scientists trying to identify the tipping points that could push climate change into an [...]

When Our Brains Short-Circuit

By innovation2

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NICHOLAS D. KRISTOF
Our political system sometimes produces such skewed results that it’s difficult not to blame bloviating politicians. But maybe the deeper problem lies in our brains.
Evidence is accumulating that the human brain systematically misjudges certain kinds of risks. In effect, evolution has programmed us to be alert for snakes and enemies with [...]

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