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Yanayin zafi mai zafi
From Wikipedia, the free encyclopedia
Sauyin yanayi mai ɗanɗanar yanayi yanayi ne na yanayin zafi mai zafi da lokacin zafi, da sanyi zuwa lokacin sanyi. Wadannan yanayi yawanci suna kwance a kudu maso gabas na dukkan nahiyoyi (sai dai Antarctica), gabaɗaya tsakanin latitudes 25 ° da 40 ° kuma suna can nesa daga yanayin yanayi na wurare masu zafi kusa da, da equatorward daga ko dai ƙasa mai ɗanɗano (a Arewacin Amurka da Asiya) ko yanayin teku (a Arewacin Amurka da Asiya). a sauran nahiyoyi). Ana kuma san shi da yanayin yanayin zafi mai zafi a wasu rabe-raben yanayi.[1]
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Karkashin rarrabuwar yanayi na Köppen, yanayin Cfa da Cwa ko dai an bayyana su a matsayin yanayi mai sanyin yanayi ko yanayin zafi mai zafi. Wannan yanayin yanayin yanayin yana nufin yanayin zafi a cikin wata mafi sanyi tsakanin 0 °C (32 °F) (ko −3 °C (27 °F)) da 18 °C (64 °F) da ma'anar zafin jiki a cikin watan mafi zafi 22 °C ( 72°F) ko sama. Duk da haka, yayin da wasu masana yanayin yanayi suka zaɓi bayyana wannan nau'in yanayi a matsayin "yanayin yanayi mai zafi", Köppen da kansa bai taɓa amfani da wannan kalmar ba. An ƙirƙiri rarrabuwar yanayin yanayi mai ɗanɗano a ƙarƙashin yanayin yanayin Trewartha. A cikin wannan rabe-rabe, ana kiran yanayin yanayi mai sanyin yanayi lokacin da suke da aƙalla watanni 8 tare da matsakaicin zafin jiki sama da 10 °C (50 °F).
Yayin da yawancin yanayi na wurare masu zafi suna kasancewa a ko kusa da wuraren bakin teku, a wasu lokuta, suna fadada cikin ƙasa, musamman a cikin Sin da Amurka, inda suke baje kolin bambance-bambancen yanayi na yanayi da ƙarin bambance-bambance tsakanin rani da hunturu, a matsayin wani ɓangare na gradient tsakanin mafi zafi yanayin zafi na kudancin gabar tekun da kuma sanyi na nahiya sauyin yanayi zuwa arewa da kuma gaba na ciki. Don haka, ana iya cewa yanayin yana nuna wasu abubuwa daban-daban dangane da ko ana samunsa a cikin ƙasa, ko kuma a wurin ruwa.