You know what's an extremely ineffective way to kill polar bears? Putting trace amounts of CO2 into the air over Topeka

Scientists hope gigantic 'trap' will tell tale of polar bear populations

Polar bears are a global symbol of the threat posed by climate change but, at the same time, many observers say there are more of them roaming around than there were 30 years ago.

"The population is booming," says Willy Aglukkaq, a guide and outfitter in the Inuit community of Gjoa Haven, who is seeing plenty of bears in the central Arctic.
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De Groot says it is too early to come up with a population estimate based on the findings to date. But he says the data suggest the number of bears in M'Clintock Channel has increased considerably from the 284 bears estimated to be in the channel by the government survey done a decade ago.