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 […]
Hybrid polar/grizzly bears seem to be on the increase
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 […]
Arctic Melt Unnerves the Experts
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 […]