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Vox6mon
This critical ecosystem helped keep climate change in check. Now it’s making things worse.
completing the carbon cycle. The tundra, a frozen treeless Arctic biome with long dark winters and short summers, alters the balance of this cycle. While it doesn’t have the dense, fast-growing ...
Marketplace5mon
For millennia, the Arctic absorbed more carbon than it emitted. That’s changed.
It contained sobering news about the state of the tundra. NOAA reported that after storing carbon ... because in the Arctic, of course, the winters are very long. That slow cycle of growth ...
Hosted on MSN2mon
The Arctic tundra has become a source of emissions, NOAA finds
And concerningly, the region’s tundra has transitioned from ... includes a detailed accounting of how the carbon cycle is changing in the Arctic. Scientists have been closely watching what ...
Hosted on MSN9mon
How plant coverage is affecting the Arctic carbon cycle
One of the most visible effects of climate change in the Arctic is increasing ... have a significant effect on the carbon cycle. As a result, a warming tundra growing more shrub cover could ...
AOL6mon
Arctic tundra transformed from a carbon sink into a source of emissions, NOAA report finds
The tundra has become a source of emissions ... This year’s report includes a detailed accounting of how the carbon cycle is changing in the Arctic. Scientists have been closely watching ...
The Jerusalem Post Blogs6mon
The Arctic tundra was a carbon sink. Now it contributes to global emissions
Wildfires and thawing permafrost are causing the Arctic region to release more carbon dioxide and methane than its plants remove. The tundra is now a global carbon emitter. Cladonia stellaris ...
The Verge6mon
The tundra keeps burning and it’s transforming the Arctic
It’s a vicious cycle. Rising temperatures ... For millennia, the Arctic tundra has helped stabilize global temperatures by storing carbon in the frozen ground. Wildfires have changed that ...
CBS News6mon
Arctic tundra becoming a source of carbon dioxide emissions, NOAA warns
Research included in NOAA's Arctic report shows carbon once stored in the tundra's permafrost is actually being released into the atmosphere. In parts of the region, it's happening at a rate that ...
Inside Climate News6mon
Arctic Tundra Shifts to Source of Climate Pollution, According to New Report Card
The Arctic tundra has shifted from storing carbon in ... co-author of the report’s carbon cycle chapter. “But even if a small fraction of that is released, it could be a big deal.
Yahoo6mon
Arctic tundra now emitting more carbon gases than it absorbs, annual report says
Arctic tundra, which for thousands of years was a net sink for atmospheric carbon, is now a net emitter, adding to the greenhouse gas load that is warming the earth, according to the 2024 Arctic ...
The New York Times6mon
Arctic Tundra Has Long Helped Cool Earth. Now, It’s Fueling Warming.
In the Arctic tundra, there have long been signs of a ... including for scientists assessing the carbon cycle. “There are large parts of Siberia that we just don’t have any data from ...