Although increased decomposer activity did not offset increased carbon inputs in the mineral soil, incubation studies suggest that labile carbon limits tundra mineral-soil-decomposer activity 19.

To test their hypothesis, the researchers visited the longest-running climate warming study in the tundra, the U.S. Arctic Long-Term ... further stimulate both decomposers and plant growth.

Springtails eat fungus, an essential decomposer in the Arctic ecosystem ... But they’re abundant on the tundra. In fact, Arctic wolf spiders (Pardosa glacialis) outweigh more recognizable ...

After storing carbon dioxide for millennia in frozen soil, the Arctic tundra has now become a source of emissions. “Our observations now show that the Arctic tundra, which is experiencing ...

A focus of the latest Arctic evaluation was the effects of warmer weather and wildfires on the tundra, a far-northern biome that's typically known for extreme cold, little precipitation and a ...

Every year, when the long, dark Arctic winter begins its retreat, the tundra ecosystem comes to life. "It goes from this kind of stark, dark, icy desert, and then all of a sudden it greens up and ...

For millennia, the Arctic tundra has helped stabilize global temperatures by storing carbon in the frozen ground. Wildfires have changed that, according to the latest Arctic Report Card released ...

After locking carbon dioxide in its frozen soil for millennia, the Arctic tundra is undergoing a dramatic transformation, ...

Climate change is warming the Arctic tundra about four times faster than the rest of the planet. Now, a study suggests that rising temperatures will spur underground microbes there to produce more ...