Transcript Polar Grasslands-1
Polar Grasslands
Anneliese S.
Dan H.
Climate Characteristics
Average Winter Temperature: -28° C Average Summer Temperature: 3 12° C Small temperature range due to extremely cold temperatures throughout the year
http://earth.rice.edu/mtpe/bio/biosphere/topics/biomes/biomes_map_final.gif
Climate Characteristics
Annual Precipitation: 15-25cm -Including melting snow Limiting Factors: -Wind: 30-60 mph -Winter throughout most of the year -Permafrost (frozen ground throughout the year) http://environment.nationalgeographic.com/environment/photos/tundra-landscapes/beechey.html
Flora and Fauna
Flora (plants) – Grasses, sedges, heather, mosses, and lichens.
Fauna (animals) – Seals, penguins, arctic foxes, caribou, snowshoe rabbit, and polar bears.
http://environment.nationalgeographic.com/environment/enlarge/polarbeartundr a.html
Adaptation
Plant adaptation – Can survive in high winds, freezing temperatures, and little sunlight.
Animal adaptation – Paws – White Fur – Thick fat, fur, or blubber
Biodiversity
Very low biodiversity 1,700 species of plants Only 48 land mammals.
Many insects and birds migrate annually.
Biomass Pyramid
References
Regents of the University of California. (2008) The Tundra Biome. Retrieved October 17, 2008 from University of California Berkeley http://www.ucmp.berkeley.edu/exhibits/biomes/tundra.php
Rob Nelson. (2003) Arctic Tundra. Retrieved October 17, 2008 from The Wild Classroom. http://www.thewildclassroom.com/biomes/arctictundra.html
Madhavi Ghare.(2008) Tundra Climate Facts. Retrieved October 17, 2008 from Buzzle. http://www.buzzle.com/articles/tundra climate-facts.html
“How are the biomes distributed?” ( http://earth.rice.edu/mtpe/bio/biosphere/topics/biomes/biomes_ map.html
) “Beechey Island” ( http://environment.nationalgeographic.com/environment/enlarge /beechey.html
) “Tundra with Polar Bear” ( http://environment.nationalgeographic.com/environment/enlarge /polarbeartundra.html
)