cold desert

cold desert
poliarinė dykuma statusas T sritis ekologija ir aplinkotyra apibrėžtis Poliarinė sritis, kurioje dėl šalčio ir sniego negali susidaryti ištisinė augalų danga ir susiformuoti dirvožemis. Skirstomos į arktines ir ledynines. Arktinėse dykumose augalai (daugiausia kerpės, samanos) auga nedideliais plotais ten, kur vasarą nėra ledo ar sniego. Ledyninėse dykumose (Antarktidoje, kai kuriose Arkties salose) augalų visai nėra. atitikmenys: angl. cold desert; polar desert vok. Kaltwüste, f; Kältewüste, f; Polarwüste, f rus. полярная пустыня, f; холодная пустыня, f ryšiai: sinonimas – šaltoji dykuma

Ekologijos terminų aiškinamasis žodynas. – Vilnius : Grunto valymo technologijos. . 2008.

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Look at other dictionaries:

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