The Arctic is warming faster than any region on Earth. See how climate change is dramatically transforming this polar landscape and the animals and plants that depend on it.

Photons filter down through the atmosphere and are eagerly absorbed by light-powered organisms such as plants and algae ... Every winter in the high Arctic, for example, the sun, hidden by ...

shows how differing plant coverage levels affect the region's carbon sink-to-source transition threshold. One of the most visible effects of climate change in the Arctic is increasing shrub cover ...