The tundra biome is characterized by extremely cold temperatures and treeless, frozen landscapes. There are two types of tundra: Arctic and alpine. The Arctic tundra is located between the north ...

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 ...

Orndahl et al, Next generation Arctic vegetation maps: Aboveground plant biomass and woody dominance mapped at 30 m resolution across the tundra biome, Remote Sensing of Environment (2025).

Label the equator and tropics, also 60°N and the Arctic Circle. Pause the video where it shows biome location, and ask pupils to shade their map to show tropical savannah and tundra location.

Arctic tundra, which has stored carbon for thousands of years, has now become a source of planet-warming pollution. As wildfires increase and hotter temperatures melt long-frozen ground ...

The Arctic is rapidly changing from the climate crisis, with no "new normal," scientists warn. Wildfires and permafrost thaw are making the tundra emit more carbon than it absorbs. From beaver ...

Umair Irfan is a correspondent at Vox writing about climate change, energy policy, and science. He is also a regular contributor to the radio program Science Friday. Prior to Vox, he was a ...

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 ...

The Mulgrave Hills are the farthest west extension of the Brooks Range. Arctic tundra, which for thousands of years was a net sink for atmospheric carbon, is now a net emitter, adding to the ...

Arctic tundra, which has stored carbon for thousands ... driven primarily by burning fossil fuels. Map of the Arctic. (Courtesy Sarah Battle/NOAA Pacific Marine Environmental Laboratory) This ...