Gurbacewar ingancin ruwa | |
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Bayanai | |
Ƙaramin ɓangare na | Gurɓacewa |
Rashin gurɓataccen yanayi, wani lokacin ana kiransa "ƙaddamar da zafi", shine lalata ingancin ruwa ta kowane tsari dake canza yanayin ruwan zafi. Gurɓacewar yanayi shine tasowa ko faɗuwar zafin jikin ruwa na halitta wanda tasirin ɗan adam ke haifarwa. Rashin gurɓataccen yanayi, ba kamar gurɓatar sinadarai ba, yana haifar da canjin yanayin yanayin ruwa. Kuma Dalilin gama gari na gurɓacewar yanayi shi ne amfani da ruwa azaman sanyaya ta masana'antun wutar lantarki da masana'antu. Guguwa a cikin birni - guguwa ruwan da ke fitarwa zuwa saman ruwa daga saman rufin gidaje, tituna da wuraren ajiye motoci - kuma tafkunan ruwa na iya zama tushen gurɓacewar yanayi. Hakanan ana iya haifar da gurɓacewar yanayi ta hanyar sakin ruwa mai tsananin sanyi daga gindin tafki zuwa koguna masu dumi.
Lokacin da aka mayar da ruwan da aka yi amfani da shi azaman mai sanyaya zuwa yanayin yanayi a mafi girman zafin jiki, canjin zafin jiki ba zato ba tsammani yana rage isar da iskar oxygen kuma yana shafar tsarin muhalli . Kuma Kifi da sauran halittun da suka dace da kewayon zafin jiki za a iya kashe su ta hanyar canjin yanayin zafi na ruwa (ko dai saurin ƙaruwa ko raguwa) wanda aka sani da "girgizar zafi". Ruwan sanyi mai dumi yana iya samun tasiri na dogon lokaci akan zafin ruwa, yana ƙara yawan zafin jiki na ruwa, gami da ruwa mai zurfi. Yanayin yanayi yana tasiri yadda waɗannan zafin jiki ke ƙaruwa ana rarraba su cikin ginshiƙi na ruwa. Sannan Ruwan daɗaɗɗen yanayin zafi yana rage matakan iskar oxygen, wanda zai iya kashe kifin da canza tsarin sarkar abinci, rage bambancin halittu, da haɓaka mamayewar sabbin nau'ikan thermophilic.
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