Temperatures across the United States are up 1.6 degrees Fahrenheit in the past 30 years. In Salida, Colorado, residents have noticed the change through more lawn watering, increased air conditioning sales and bigger fires. (June 18) AP
Collapsing polar ice caps, a green Sahara Desert, a 20-foot sea-level rise.
That’s the potential future of Earth, a new studysuggests, noting that global warming could be twice as warm as current climate models predict.
The rate of warming is also remarkable: “The changes we see today are much faster than anything encountered in Earth’s history. In terms of rate of change, we are in uncharted waters,” said study co-author Katrin Meissner of the University of New South…
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Exposing the Big Game 