![Polar Bears International on Twitter: "We're counting down to #ArcticSeaIceDay with one week of sea ice facts! Fact 1: Sea ice is to the Arctic ecosystem what soil is to the forest. Polar Bears International on Twitter: "We're counting down to #ArcticSeaIceDay with one week of sea ice facts! Fact 1: Sea ice is to the Arctic ecosystem what soil is to the forest.](https://pbs.twimg.com/media/D--SAECX4AIGfNd.jpg)
Polar Bears International on Twitter: "We're counting down to #ArcticSeaIceDay with one week of sea ice facts! Fact 1: Sea ice is to the Arctic ecosystem what soil is to the forest.
![Arctic ice loss forces polar bears to use four times as much energy to survive – study | Arctic | The Guardian Arctic ice loss forces polar bears to use four times as much energy to survive – study | Arctic | The Guardian](https://i.guim.co.uk/img/media/d7b3aaa0052d9a75e347acaa343b602ce5d1254c/19_292_2740_1644/master/2740.jpg?width=620&quality=85&auto=format&fit=max&s=056f3cb7099cfafc5dfb195c59e0ccb4)
Arctic ice loss forces polar bears to use four times as much energy to survive – study | Arctic | The Guardian
![Climate Change & Anthropocene Extinction 37: If the sea ice goes, so does the Arctic ecosystem | Bits of Science Climate Change & Anthropocene Extinction 37: If the sea ice goes, so does the Arctic ecosystem | Bits of Science](http://www.bitsofscience.org/wordpress-3.0.1/wordpress/images/2017/12/arctic-ecosystem-species-sea-ice-polar-bears.jpg)