Currently viewing the tag: "arctic"

Recent study moves split between brown bears and polar bears much further back in time

On August 2, 2012 By

5-milion years ago instead of 600,000 or 130,000 years ago-

Recent interest in the relationship between polar bears and brown (grizzly) bears from which they emerged has been fueled by the observation of increasing numbers of polar bear – brown bear hybrids. Our recent article on this produced a number of comments, […]

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Hybrid polar/grizzly bears seem to be on the increase

On July 30, 2012 By

Is this likely response to global warming beneficial or detrimental?

In 2006, Jim Martell from Idaho, was hunting in the high arctic and shot the first confirmed grizzly bear – polar bear hybrid. There had been unconfirmed reports of rare hybrids in the past, but this was the first confirmed instance.  That the two species of […]

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Arctic Melt Unnerves the Experts

On October 3, 2007 By

Arctic Melt Unnerves the Experts. By Andrew C. Revkin. New York Times.

The rate of melt was faster than almost all the model simulations had predicted. What about the near future?

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Quote

‎"At some point we must draw a line across the ground of our home and our being, drive a spear into the land and say to the bulldozers, earthmovers, government and corporations, “thus far and no further.” If we do not, we shall later feel, instead of pride, the regret of Thoreau, that good but overly-bookish man, who wrote, near the end of his life, “If I repent of anything it is likely to be my good behaviour."

~ Edward Abbey