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. The term tundra comes through Russian тундра (tundra) from the Kildin Sámi word тӯндар (tūndâr) meaning "uplands", "treeless mountain tract". There are three regions and associated types of tundra: Arctic tundra ...

Tundra (auch Kältesteppe) ist der Oberbegriff für die Offenlandgebiete der subpolaren Klimazone.Der Begriff stammt aus der Geographie und bezeichnet verallgemeinernd einen bestimmten Landschaftstyp der globalen Maßstabsebene.Je nach Disziplin existieren unterschiedliche Definitionen.. Charakteristisch für die verschiedenen Formen der Tundra ist …

Zona di estensione. La tundra è un bioma (o vasta formazione vegetale) proprio delle regioni subpolari e occupa zone dell'emisfero, principalmente boreale, dove la temperatura media annuale è inferiore allo zero. Il suo limite settentrionale sono i ghiacci polari perenni (banchisa polare e calotte glaciali), mentre a sud essa si arresta alle prime formazioni forestali della taiga …

The Tundra orbit is an eccentric geosynchronous orbit, which allows the satellite to spend most of its time dwelling over one high latitude location. It sits at an inclination of 63.4°, which is a frozen orbit, which reduces the need for stationkeeping. At least two satellites are needed to provide continuous coverage over an area.

The tundra swan (Cygnus columbianus) is a small swan of the Holarctic.The two taxa within it are usually regarded as conspecific, but are also sometimes split into two species: Bewick's swan (Cygnus bewickii) of the Palaearctic and the whistling swan (C. columbianus) proper of the Nearctic.Birds from eastern Russia (roughly east of the Taymyr Peninsula) are sometimes …

La tundra (del ruso тундра ‘llanura sin árboles’, y del lapón tūndâr ‘tierra infértil’) [1] se describe como la región biogeográfica polar, cuya vegetación es de bajo crecimiento más allá del límite norte de la zona arbolada.. Es un bioma que se caracteriza por su subsuelo helado, falta de vegetación arbórea o, en todo caso, de árboles naturales, lo cual se debe a ...

Tundra (ET i Köppens system) är en klimattyp och en biom, karaktäriserad av permafrost med låg och ömtålig vegetation. Arktisk tundra är det skoglösa området med permafrost mellan tajgan och ishavsområdet i Europa, Asien och Nordamerika (ett fåtal motsvarigheter finns runt södra polarregionen). Alpin tundra finns i bergsområden, där den höga höjden ger motsvarande ...

Un libro electrónico, [1] libro digital o ciberlibro, conocido en inglés como e-book o eBook, es la publicación electrónica o digital de un libro.Es importante diferenciar el libro electrónico o digital de uno de los dispositivos más popularizados para su lectura: el lector de libros electrónicos, o e-reader, en su versión inglesa.. Aunque a veces se define como "una versión ...

Montane grasslands and shrublands is a biome defined by the World Wildlife Fund. The biome includes high elevation grasslands and shrublands around the world. The term "montane" in the name of the biome refers to "high elevation", rather than the ecological term which denotes the region below treeline.. This biome includes high elevation (montane and alpine) grasslands …

The Nenets language is on the Samoyedic branch of the Uralic language family, with two major dialects, Forest Nenets and Tundra Nenets. Ethnologue says that in Siberia, most young people are still fluent in Nenets, whereas in European Russia, they tend to speak Russian.Overall, the majority of native speakers are from older generations.