In one of the top Arctic birding destinations in the world, environmental and health challenges are threatening some of the seabirds that are part of Norway’s unique coastal ecosystem ...

The National Petroleum Reserve-Alaska and the surrounding Arctic ecosystem also play an outsized role in regulating the global climate. Vast amounts of climate-warming carbon is currently locked away ...

The tundra biome is the coldest and one of the largest ecosystems on Earth. It covers about one-fifth of the land on the planet, primarily in the Arctic circle but also in Antarctica as well as a ...

Tundra swans — at 15 pounds and with a wingspan of almost 6 feet — are now touching down on the ponds and snowfields of Alaska.

Provides an introduction to Earth's biomes, explaining how they are communities of living organisms shaped by climate and geography. Key factors influencing biomes include light and water ...

From giant holes in Siberia to legions of beavers in Alaska, the Arctic is changing rapidly and accelerating the climate crisis across the planet.

The Arctic tundra has transformed from carbon sink to carbon source, report finds The coastal plain of the Arctic National Wildlife Refuge is seen near Kaktovik, Alaska.

For millennia, the tundra regions of the Arctic drew in carbon from the atmosphere and locked it in permafrost. That is the case no more, according to an annual report ...

Back to homepage / Live news Sink to source: Arctic tundra emitting more carbon than it absorbs Washington (AFP) – After locking carbon dioxide in its frozen soil for millennia, the Arctic ...

The tundra, a frozen treeless Arctic biome with long dark winters and short summers, alters the balance of this cycle.