Earth scientists have now shown that in at least one of three major HNLCs around the globe, the Subarctic North Pacific, the key source of iron is not dust but the volcanic continental margins.

It categorizes the various climates, including subarctic, marine west coast, Mediterranean, humid continental, humid subtropical, and tropical savanna. Each climate is described in terms of its ...

These results also shed a light on the impact of climate change on the subarctic regions –regions geographically located immediately south of the Arctic Circle, at latitudes from 50º to 70º ...

"To aid in predicting the role of moss-associated N2 fixation in a warm future climate, we quantified N2 fixation throughout the snow-free period in subarctic tundra. We used data from a field ...