科学家给一群北极熊绑上了摄像头。这些摄像头拍摄的画面令人惊叹。随着北极地区变暖,这些标志性的北极熊在陆地上的时间越来越长。新的视频揭示了这一问题的原因。
![](https://cdn.vox-cdn.com/thumbor/aH_UCNig64w-7Nd0OCPRhm2xg7M=/0x176:2784x1568/fit-in/1200x600/cdn.vox-cdn.com/uploads/chorus_asset/file/25277360/Screen_Shot_2024_02_09_at_2.56.54_PM.png)
As the Arctic warms, these iconic bears are spending more time on land. New videos reveal why that’s a problem.
详情
https://www.vox.com/down-to-earth/24065214/polar-bears-climate-change-shrinking-sea-ice