Planet Earth ana san su da wasu sunaye kamar duniyar shuɗi. Ita ce kawai duniyar da aka sani a duk duniya don ɗaukar rayuwa. Wannan saboda yana cikin cikakkiyar nisa daga rana don tallafawa yanayin zafi wanda zai iya tallafawa rayuwa kamar yadda muka sani. Duk da haka, mutane da yawa suna mamaki Me yasa ake kiran Duniya duniyar shuɗi?.
A cikin wannan labarin, za mu gaya muku game da manyan dalilan da ya sa ake kiran duniya blue planet.
Me yasa ake kiran Duniya da shudin duniya?
Ana kiran duniya duniyar shuɗi saboda yawan ruwa, wanda ake iya gani a sararin samaniya mai shuɗi. Fadin Duniya yana da kusan murabba'in kilomita miliyan 510. wanda sama da kashi 70% na ruwa ne. Launi mai launin shuɗi ya bambanta shi da sauran taurari kamar Mars, Mercury, Jupiter, Uranus, da sauransu.
Yawancin ruwan shudin duniyar nan yana daskarewa ko kuma gishiri, kuma kaɗan kaɗan ne kawai ya dace da amfani da ɗan adam. Manyan tekuna sune Tekun Atlantika, Tekun Pasifik, Tekun Indiya, Arctic da Antarctic.
Duk da cewa zurfin teku ya bambanta a yankuna daban-daban. Ba a taɓa bincika wani yanki mai girma na duniyarmu ba saboda yana cikin zurfin teku. Har yanzu yana da matukar wahala ga mutane suyi amfani da duk fasaharsu don samun damar yin nazari gaba dayanta.
Wannan ruwa mai mahimmanci yana da yawa a Duniya kawai, kuma ba shi yiwuwa a sami alamun kasancewar su a kowace irin yanayin jiki a cikin tsarin hasken rana na mu. Bisa ga binciken da aka yi ya zuwa yanzu, babu wata duniyar da ke da teku da isassun iskar oxygen da za ta iya tallafawa rayuwa.
Launi mai launin shuɗi na tekuna
Duniya tana da manyan tekuna guda biyar: Tekun Pacific, Tekun Atlantika, Tekun Indiya, Tekun Antarctic da Tekun Arctic. Ana ganin duniyarmu daga sararin samaniya a matsayin babban yanki mai cike da launuka masu launin shuɗi da aka yi da dukan waɗannan tekuna, kowannensu yana da launi da halaye daban-daban.
Wannan shi ne babban dalilin da ya sa aka fara kiran duniya da sunan duniya blue, amma ba ruwan ne ya ba ta wannan launi ba. Ruwa ba shi da launi, kuma ko da yake an yi imanin cewa yana nuna launin sararin sama, amma yana bayyana shuɗi ne kawai saboda yawan ruwa, kuma bakan haske yana da wahalar wucewa ta cikinsa, kamar yadda yake a cikin teku.
tsayin launi
Ja, rawaya ko kore suna da tsayin raƙuman ruwa fiye da shuɗi, don haka kwayoyin ruwa suna shan su cikin sauki. Blue yana da ɗan gajeren tsayi, don haka yawancin ruwa a cikin sararin samaniya, yawancin shuɗi zai bayyana. Ana iya cewa launin ruwan yana da alaƙa da ƙarfin hasken, kuma a wasu wuraren ana yawan samun launin ruwan ya canza zuwa kore.
Wannan yana da alaƙa da kasancewar algae, kusancin gaɓar teku, tashin hankali na teku a wannan lokacin, da kuma ɗimbin ruwa iri-iri waɗanda galibi ana samun su a cikin ruwa waɗanda ke ba da launi fiye da shuɗi.
An kuma sani cewa phytoplankton. kwayoyin halittun da ke cikin ruwa da ke da alhakin samar da kusan rabin iskar oxygen da mutane ke shaka, wani bangare ne ke da alhakin canjin launi na ruwa.
Phytoplankton ya ƙunshi chlorophyll kuma suna cikin ƙananan sassan jikin ruwa don ɗaukar haske gwargwadon iyawa. Lokacin da aka tattara su duka a wuri ɗaya, tekun ya zama kore sosai maimakon launin shuɗi na gargajiya.
Me yasa Duniya take shuɗi idan an gan ta daga sararin sama?
Duniya ba koyaushe shuɗi ba ne, a zahiri, ta canza da yawa a cikin miliyoyin shekaru da ta wanzu. Da farko, yanayin yanayin duniya ya sha bamban da yadda yake a yau: yanayin da ke sa sama, Duniya, ko Duniya su zama shuɗi daga sararin samaniya. Tushen wutar lantarki da ke faruwa a wannan duniyar tamu yana fitar da tururin ruwa mai yawa zuwa cikin iska, wanda a ƙarshe ya zama teku yayin da yake zaune.
A cikin waɗannan tekuna, algae ya fara haifuwa da girma. Suna cinye carbon dioxide kuma suna samar da iskar oxygen. Idan muka yi la'akari da cewa carbon dioxide yana da yawa sosai a lokacin kuma babu dabbobin da ke cinye iskar oxygen, yaduwar algae a cikin shekaru aru-aru ya yi nasarar canza yanayin yanayin har sai da ya kai matsayin da muke da shi a yau. .
Gaskiyar ita ce idan muka lura da sararin sama a cikin yini tana shuɗi. Haka abin yake idan muka kalli duniya daga sararin sama, yanayin duniya yana ba mu launin shudi. Wannan yana da alaƙa da yawa tare da tsarin yanayin mu da ka'idar haske.
Tushen haske a duniyarmu ita ce rana. Tauraron yana fitar da nau'ikan haske daban-daban waɗanda za mu iya haɗuwa don karɓa a matsayin farin haske. Don zuwa mu duniyar minti 8 bayan barin rana, wannan hasken dole ne ya fara wucewa ta cikin nau'ikan yanayi daban-daban. Kamar yadda muka ambata, akwai nau'o'in kwayoyin halitta daban-daban da suka hada da yanayin mu, amma duk waɗannan kwayoyin halitta, babba shine nitrogen. Siffar ƙwayoyin nitrogen ita ce lokacin da suka sami haske, suna sake fitar da shi ta wata hanya dangane da tsawon hasken.
Lokacin da haske ya isa sararin samaniya, dogayen haskoki (ja, koren, da rawaya) suna bugi saman ko kuma su sake fitowa cikin sararin samaniya, yayin da guntun shuɗin shuɗi ke haskakawa kuma su watse. Saboda haka, muna tunanin cewa sararin sama shuɗi ne.
Tun yaushe ake kiran Duniya da blue planet?
A haƙiƙa, laƙabin da ake yi wa duniyar shuɗi ya kasance na baya-bayan nan, wanda ke da ma’ana idan muka yi la’akari da cewa ba a daɗe ba tun lokacin da muka sami damar kallon bayyanar duniya daga sararin samaniya. Gaskiyar ita ce wannan sunan ya yi arziki a shekarun 1960 da 1970, ya shahara, kuma har yau ana watsawa.
A wancan lokacin, duniya ta rabu gida biyu manya-manyan kungiyoyin siyasa da na tattalin arziki, wato kungiyar jari hujja karkashin jagorancin Amurka da kuma kungiyar gurguzu karkashin jagorancin Tarayyar Soviet. Wannan lokaci a tarihi ana kiransa yakin cacar baki saboda duk da cewa babu rikici kai tsaye, kasashen biyu sun yi karo da juna a kowane irin yanayi. A cikin wadannan shekaru an gudanar da gasar da ake kira tseren sararin samaniya, inda kasashen biyu suka yi kokarin zama na farko da suka yi balaguro a sararin samaniya da sauka a duniyar wata.
Gaskiyar ita ce, taurarin sararin samaniya na Rasha da Amurka waɗanda suka fara fitowa daga yanayinmu kuma suka lura da Duniya sun lura cewa daga "can" duniyarmu tana kama da babban shuɗi mai shuɗi, ita ce duniyar shuɗi.
Ina fatan da wannan bayanin zaku iya ƙarin koyo game da dalilin da yasa ake kiran Duniya duniyar shuɗi.