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A comment on World Energy Outlook 2022. Parent comment

Re:World Energy Outlook 2022 by raspberry1337 on Thursday October 27, 2022 @07:04AM (#33355833)
>Of the 19 polar bear subpopulations recognized in 2017, one was in decline, two were increasing, seven were stable, and nine had insufficient data.[48]

https://web.archive.org/web/20151224224314/http://pbsg.npola...

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Re:World Energy Outlook 2022 by londons_explore on Thursday October 27, 2022 @07:38AM (#33356091)
It seems a multispectral satellite photo would quite easily spot bears. Heat signature visible in the IR, and shadow in the visible spectrum.

You could get pretty good population estimates by just reviewing random 1 km^2 samples for bears and then extrapolating.

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