Search Results for: derocher

Derocher admits Western Hudson Bay polar bear population may not be declining

Earlier this year, I challenged a journalist to ask to see the data used by Andrew Derocher and his colleagues to support their repeated claims that Western Hudson Bay polar bears are having trouble surviving. It almost happened. David Rose, … Continue reading

Polar bear population numbers are for kids, says specialist Andrew Derocher

Polar bear specialists made global population numbers the focus of the world’s attention when they predicted a dramatic decline and possible extinction of the species. But now that the numbers have increased slightly rather than declined, the same scientists say … Continue reading

Polar Bear Science envy – polar bear biologist Andrew Derocher steals my blog name

I’ve got an imitator! It appears that a recently created website promoting polar bear biologist Andrew Derocher’s lab at the University of Alberta just happens to have the same title as my blog: Polar Bear Science. Oscar Wilde said: “Imitation … Continue reading

Andrew Derocher raises the “starving polar bears” issue in DailyMail interview

In what looks like a follow-up to last week’s CBC documentary, The Politics of Polar Bears, the London (UK) based DailyMail published interviews with polar bear biologists Mitch Taylor and Andrew Derocher (September 9, 2014). The CBC film did have … Continue reading

Collapse of polar bear snow dens – Stirling and Derocher’s anecdotal evidence

In their summary of facts supposedly supporting the premise that global warming is already having an impact on polar bear populations (discussed previously here, here, and here), biologists Ian Stirling and Andrew Derocher (2012:2700) include a list of incidents of … Continue reading

Stirling and Derocher’s sea ice trick – omitting facts to make polar bears appear endangered

Polar bear biologists Ian Stirling and Andrew Derocher continue to insist that western Hudson Bay (WHB) polar bears are already showing negative effects of reduced sea ice due to global warming. In their 2012 summary paper (Stirling and Derocher 2012), … Continue reading

Andrew Derocher refuses to accept that polar bears have been saved

Andrew Derocher, an known polar bear advocate, has been making headlines again, this time promoting a new “policy paper” he is lead author on that has just been accepted for publication. He and his colleagues simply refuse to accept that … Continue reading

Another polar bear advocate writes a book: Derocher and Lynch 2012

Polar Bears: A Complete Guide to their Biology and Behavior (2012) Text by Andrew E. Derocher, Photographs by Wayne Lynch, in association with Polar Bears International. Johns Hopkins University Press 264 pp. 153 color photos, 4 maps. 978-1-4214-0305-2    $39.95 hardcover … Continue reading

Polar bear research on hold in Western Hudson Bay due to COVID-19 restrictions

After spring polar bear research was cancelled in Western Hudson Bay (and pretty much everywhere else) this year because of Covid 19 concerns, it now transpires that fall research is out as well. Travel restrictions implemented by government departments and … Continue reading

S. Beaufort polar bear population stable since 2010 not declining new report reveals

A just-released report on the latest count for the Alaska portion of the Southern Beaufort subpopulation reveals that numbers have been stable since 2010 despite claims the population has continued to decline. However, the study also has a very odd … Continue reading