Arctic rings or how tundra shrubs record climate data in their tiny annual growth rings
When we think of the Arctic, the first images we summon up in our minds are usually of glaciers and polar bears. And that’s quite correct, as the Arctic is, for the most part, covered with glaciers or ice sheets and inhabited by the world’s largest land predator. But there’s more to the Arctic than that. Found in the area is also, or maybe most of all, the Arctic tundra, which is the northernmost type of vegetation in the world.
