Sabunta Gurɓataccen Haske: Biranen Jamus Suna Haskaka Ƙarƙashin Hasken Kowacce Mutum Sama da Biranan Amurka Masu Girma ɗaya
Sabunta Gurɓataccen Haske: Biranen Jamus Suna Haskaka Ƙarƙashin Hasken Kowacce Mutum Sama da Biranan Amurka Masu Girma ɗaya
Anonim

Hotunan Duniya da daddare sune tushen bayanai na musamman, kuma a cikin 2012 tare da gabatar da sabbin na'urori masu gano sararin samaniya guda biyu, ingancin daukar hoto na dare ya inganta sosai. Wani bincike da aka yi kan wannan sabbin bayanai ya nuna cewa biranen Jamus na fitar da haske sau da yawa ƙasa da kowa fiye da biranen Amurka masu girman gaske. Wani abin sha'awa shi ne, tazarar ta karu yayin da girman birni ya fadada, inda hasken kowane mutum ya karu da girman birni a Amurka yayin da yake raguwa da girman birni a Jamus.

Har ila yau, binciken ya gano bambancin yanki guda ɗaya da ba a zata ba. Abin sha'awa shi ne, fitar da haske kan kowane mutum ya yi yawa a biranen tsohuwar Jamus ta Gabas fiye da na tsoffin ƙasashen yamma. Wannan binciken yana ƙarfafa da'awar kimiyya game da musabbabin gurɓataccen haske. Ƙirar haske mara kyau, bisa ga National Geographic.

Dalilin Gurbacewar Haske

Maimakon mayar da hankali ga hasken wucin gadi zuwa ƙasa, ƙarancin ƙira yana ba da damar haske ya haskaka waje da sama, inda ba a buƙata ko ake so. Irin wannan hasken yana canza yanayin yanayi da yanayin haske wanda mu da sauran nau'ikan rayuwa muka daidaita zuwa gare su. A haƙiƙa, duk lokacin da hasken wucin gadi ya zubo cikin duniyar halitta, ƙaura, haifuwa, ciyarwa, ko wani ɓangaren rayuwar dabba yana shafar. Misali, tsawon kwanaki ba bisa ka'ida ba - daga mahangar dabbar da ta jahilci hasken wucin gadi - haifar da kiwo da wuri a cikin nau'ikan tsuntsaye daban-daban kuma hakan yana shafar jadawalin ƙaura.

Tushen hasken dare

Dan Adam ma, gurbacewar haske ya shafe su. Dare da rana suna da mahimmanci ga agogon halittun mu na ciki, kuma, tun da rhythm ɗin mu na circadian sun dogara da waɗannan raye-rayen haske na halitta, sakamakon ilimin halitta na iya haifar da lokacin da suka canza. Wasu bincike sun nuna akwai alaƙa tsakanin mafi girman adadin cutar kansar nono a cikin mata da kuma hasken dare na unguwannin su.

Don binciken na yanzu, Dokta Christopher Kyba da masu bincikensa a Cibiyar Nazarin Geosciences ta Jamus sun yi nazarin hasken da ake iya gani da daddare ta hanyar amfani da na'urorin gano sabbin na'urori guda biyu: NightPod na Hukumar Kula da Sararin Samaniya ta Turai da kuma Suomi National Polar-orbiting Partnership (NPP) tauraron dan adam. (haɗin gwiwa daga NASA, National Oceanic and Atmospheric Administration, da Ma'aikatar Tsaro). Bayanan da aka tattara daga waɗannan sababbin kayan aikin sun ba masu binciken damar ganowa da kuma auna tushen gurɓataccen haske a karon farko.

Garuruwan Turai

A cikin manyan biranen da ke cikin ƙasashe masu tasowa, alal misali, mafi kyawun hasken haske yawanci filayen jirgin sama ne ko tashar jiragen ruwa, masu binciken sun gano. Sabanin haka, wuraren da suka fi fice a manyan biranen Turai sun kasance galibin cibiyoyin birni da filayen wasa - musamman abubuwan nishaɗi. Daga mahangar aiki, to, masu binciken suna fatan taswirorinsu na fitar da hasken dare zai ba da bayanai masu amfani.

"Gano yankunan inda haske za a iya nagarta sosai amfani da za su sa shi yiwuwa a ajiye makamashi, rage halin kaka, da kuma rage tasiri na wucin gadi haske a kan nighttime yanayi," Dr. Franz Hölker, Leibniz Institute for ruwa tare Lafiyar Qasa da Inland Fisheries kuma co- marubucin binciken, ya bayyana a cikin sanarwar manema labarai.

Domin samun ci gaba daga sabbin na'urorin gano sararin samaniya masu mahimmanci da taswirorin gurbacewar yanayi, masu binciken sun ce za su bukaci yin nazari dalla-dalla da daddare. Wannan zai haɗa da nazarin bakan haske, alkiblar fitowar haske, da canje-canjen amfani da haske akan lokaci.

Shahararren taken