Gurɓatar ƙasa
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Gurɓatar ƙasa, ƙazantar ƙasa, ko ƙazantar ƙasa a matsayin wani ɓangare na lalacewar ƙasa yana faruwa ne sakamakon kasancewar sinadarai na xenobiotic (wanda ɗan adam ya yi) ko wani canji a cikin yanayin ƙasa. Yawanci yana faruwa ne ta hanyar ayyukan masana'antu, sinadarai na aikin gona ko zubar da sharar da bai dace ba. Mafi yawan sinadaran da ke tattare da su sune man fetur hydrocarbons, polynuclear aromatic hydrocarbons (kamar naphthalene da benzo (a) pyrene ), kaushi, magungunan kashe qwari, gubar, da sauran ƙananan karafa . An haɗu da gurɓatawa tare da ƙimar masana'antu da ƙarfin abubuwan sinadarai. Damuwa game da gurɓacewar ƙasa ya samo asali ne daga haɗarin lafiya, daga hulɗar kai tsaye tare da gurɓataccen ƙasa, tururi daga gurɓataccen ƙasa, ko kuma daga gurɓacewar ruwa na biyu a cikin ƙasa da ƙasa. [1] Taswirar wuraren gurɓataccen ƙasa da sakamakon tsaftacewa suna ɗaukar lokaci da ayyuka masu tsada, kuma suna buƙatar gwaninta a cikin ilimin geology, hydrology, sunadarai, ƙirar kwamfuta, da GIS a cikin gurɓataccen muhalli, da kuma godiya ga tarihin sunadarai na wasu masana'antu.
Gurɓatar ƙasa | |
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Bayanai | |
Ƙaramin ɓangare na | Gurɓacewa |
Has cause (en) | soil pollutants (en) da Ɗan Adam |
A Arewacin ƙasar Amurka da Yammacin Turai an fi sanin girman gurɓataccen ƙasa, tare da kuma yawancin ƙasashe a waɗannan yankuna suna da tsarin doka don ganowa da magance wannan matsalar muhalli. Ƙasashe masu tasowa ba su da ka'ida sosai duk da cewa wasu daga cikinsu sun sami ci gaban masana'antu.