The Arctic tundra has historically helped reduce global emissions. But rising temperatures and wildfires in the region are ...

The news that the frigid Arctic tundra ringing the polar region has switched from being a net absorber, or "sink," of ...

Some of the world’s main biomes include rainforest, desert, savannah, grassland, woodland and tundra. Each biome has characteristics that make it unique, for example Alaska is a type of tundra.

For millennia, the tundra regions of the Arctic drew in carbon from the atmosphere and locked it in permafrost.

But how has the environment shaped the landscape and this biome? Lapland is a region of northern Scandinavia - part of the Arctic tundra. In Finnish the word ‘tundra’ means ‘treeless plain’.