来自MSN8 小时
A third of the Arctic’s vast carbon sink now a source of emissions, study reveals
A third of the Arctic’s tundra, forests, and wetlands have become a source of carbon emissions, a new study has found, as ...
Alaska Beacon6 天
Caribou herds in Arctic Alaska tundra areas are on opposite trends
The declining Western Arctic herd and the thriving Porcupine herd use habitat with differing levels of climate change-related ...
Alaska Dispatch News4 天
Caribou herds in Arctic Alaska trend in opposite directions
The contrast between the declining Western Arctic herd and the thriving Porcupine herd is correlated to different levels of ...
The Canadian Press on MSN5 天
Parts of Arctic tundra releasing more carbon than they absorb, study says
The study suggests one of the main drivers of the shift could be thawing permafrost, frozen ground that covers almost half of ...
Thawing Permafrost Sparks Massive Carbon Release in the Arctic
Recent findings indicate that the Arctic's traditional role as a planetary cooling agent is faltering, with hotspots and ...
After millennia as CO₂ sink, more than one-third of Arctic-boreal region is now a source
After millennia as a carbon deep-freezer for the planet, regional hotspots and increasingly frequent wildfires in the ...
The Globe and Mail5 天
Parts of Arctic tundra releasing more carbon than they absorb, study says
A new study suggests regions of the Arctic tundra are now releasing more planet ... As permafrost thaws, long-dead plant matter begins to decompose and release planet-warming CO2 and methane ...
EurekAlert!5 天
After millennia as carbon dioxide sink, more than one-third of Arctic-boreal region is now ...
A synthesis of carbon flux and wildfire emissions data from across the Arctic-boreal zone between 2001-2020 found that 34 ...
Castanet5 天
Parts of tundra releasing more carbon than they absorb: study
Parts of the Arctic tundra are now releasing more planet-warming ... Once it thaws, scientists warn long-dead plant matter can decompose and release massive amounts of planet-warming carbon ...