![Polar Bears International on X: "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 X: "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:large)
Polar Bears International on X: "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.
![Environmental Monitor | Retrofitted drone lets researchers more easily study algae growing beneath Antarctic ice Environmental Monitor | Retrofitted drone lets researchers more easily study algae growing beneath Antarctic ice](https://www.fondriest.com/news/wp-content/uploads/2015/01/arctic_algae.jpg)
Environmental Monitor | Retrofitted drone lets researchers more easily study algae growing beneath Antarctic ice
![Algae is turning coastal Antarctica red and green – and it could have big implications. | National Geographic Algae is turning coastal Antarctica red and green – and it could have big implications. | National Geographic](https://static.nationalgeographic.co.uk/files/styles/image_3200/public/5.-green-snow-algae-rothera-point-antarctica-2018.-credit-matt-davey.jpg?w=1600&h=2134)