Embedded in the sea ice of the arctic are creatures so small, you can't see them with the naked eye. These microalgae convert energy from sunlight into fuel. The arctic ecosystem depends on them. In ...

More than 3,600 meters beneath the Arctic Ocean, scientists have stumbled onto a hidden world that should not, by conventional wisdom, exist. In the permanent night and crushing pressure of the deep, ...

Every species of animal and plant that lives or breeds in the Arctic is experiencing dramatic change. As the polar region warms, species endure extreme weather, shrinking and altered habitat, ...

Gaps forming in seasonal Arctic sea ice may be creating a toxic conveyor belt, drawing mercury from higher altitudes to rain down on the ice, snow and tundra, according to a new study. The gaps, which ...

Kelps, here Saccharina latissima around Nuuk, Greenland, are brown macroalgae that form dense and extensive underwater forests along Arctic rocky shores. The ecological role of kelps can be compared ...