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  2. File:Arctic food web.svg - Wikipedia

    en.wikipedia.org/wiki/File:Arctic_food_web.svg

    English: An example of a food web diagram based on File:Foodweb.png redrawn in Inkscape to avoid Arctic cod-Harp seal arrow passing through Harbour seal. Source Own work

  3. Canadian lemming - Wikipedia

    en.wikipedia.org/wiki/Canadian_lemming

    Habitat selection, reproduction and predation of wintering lemmings in the Arctic. Oecologica. 167(4): 967–980. Gauthier G, Berteaux D, Bety J, Tarroux A, Therrien J, McKinnon L, Legagneux P, Cadieux M. (2011). The tundra food web of Bylot Island in a changing climate and the role of exchanges between ecosystems1. Ecoscience. 18(3):223.

  4. Arctic ecology - Wikipedia

    en.wikipedia.org/wiki/Arctic_ecology

    Arctic ecology is the scientific study of the relationships between biotic and abiotic factors in the arctic, the region north of the Arctic Circle (66° 33’N). [1] This region is characterized by two biomes: taiga (or boreal forest ) and tundra . [ 2 ]

  5. The Arctic tundra is changing so fast that it is speeding up ...

    www.aol.com/arctic-tundra-changing-fast-speeding...

    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 ...

  6. Arctic tundra becoming a source of carbon dioxide emissions ...

    www.aol.com/news/arctic-tundra-becoming-source...

    A focus of the latest Arctic evaluation was the effects of warmer weather and wildfires on the tundra, a far-northern biome that's typically known for extreme cold, little precipitation and a ...

  7. Tundra - Wikipedia

    en.wikipedia.org/wiki/Tundra

    In physical geography, tundra (/ ˈ t ʌ n d r ə, ˈ t ʊ n-/) is a type of biome where tree growth is hindered by frigid temperatures and short growing seasons. There are three regions and associated types of tundra: Arctic tundra, [2] alpine tundra, [2] and Antarctic tundra. [3] Tundra vegetation is composed of dwarf shrubs, sedges, grasses ...

  8. Food web - Wikipedia

    en.wikipedia.org/wiki/Food_web

    A freshwater aquatic food web. The blue arrows show a complete food chain (algae → daphnia → gizzard shad → largemouth bass → great blue heron). A food web is the natural interconnection of food chains and a graphical representation of what-eats-what in an ecological community.

  9. Arctic tundra transformed from a carbon sink into a source of ...

    www.aol.com/news/arctic-tundra-become-source...

    This was the Arctic’s second-hottest year on record, according to a new NOAA report. The tundra has become a source of emissions, rather than a carbon sink, the authors said. The Arctic is ...