Five facts that challenge polar bear hybridization nonsense

polarbearscience

It was inevitable, I suppose, that the putative hybrid shot in Arviat, Nunavut last week (see my posthere) would initiate the global warming blame game.

Hybrids again_Washington Post 23 May 2016_title screencap

Washington Post, 23 May 2016, Adam Popescu: “Love in the time of climate change: Grizzlies and polar bears are now mating

Here are the five points you need to know about polar bear hybridization, as there are several nonsense statements contained in this Washington Post article.


1) Polar bear territory is not contracting

Steven Amstrup, head spokesperson for Polar Bears International (“Save Our Sea Ice!”)

“[Steven Amstrup], like other experts, characterizes this “new” bear relationship as more beneficial to grizzlies than polar bears. That’s because there are more grizzlies than polar bears and because grizzly territory is expandingwhile polar bear territory is contracting. What that adds up to is a good chance grizzlies could essentially dilute the polar bear population…

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