Matsalolin muhalli a Brazil

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Brazil tana cikin Kudancin Amurka kuma tana da babban yanki na nahiyar. Akwai mahimman albarkatun ƙasa ba kawai a sikelin ƙasa ba, har ma a kan sikelin duniya. Wannan shi ne Kogin Amazon, da gandun daji masu tsattsauran ra'ayi, duniyar wadataccen flora da fauna. Dangane da ci gaban tattalin arziƙi, ƙirar Brazil tana fuskantar matsaloli da yawa na muhalli.

Gandun daji

Mafi yawan kasar sun mamaye dazuzzuka. Fiye da nau'in bishiyoyi dubu 4 ke girma a nan, kuma sune huhun duniyar. Abun takaici, a cikin ƙasa, ana sare katako, wanda ke haifar da lalata tsarin halittar gandun daji da bala'in muhalli. Yawan wasu jinsunan ya fara raguwa sosai. Ba ƙananan manoma kawai ke sare bishiyoyi ba, har ma da manyan kamfanoni waɗanda ke ba da itace ga ƙasashe daban-daban na duniya.

Illolin sare dazuzzuka a Brazil kamar haka:

  • raguwa a cikin halittu masu yawa;
  • hijirar dabbobi da tsuntsaye;
  • fitowar 'yan gudun hijirar muhalli;
  • zaizayar iska da kasawa da lalacewa;
  • canjin yanayi;
  • gurbatar iska (saboda karancin shuke-shuke da ke daukar hotoynthesis).

Matsalar kwararar hamada

Matsala ta biyu mafi muhimmanci a cikin muhalli a cikin Brazil ita ce hamada. A yankuna masu bushewa, ciyayi suna raguwa kuma yanayin ƙasa yana taɓarɓarewa. A wannan yanayin, tsarin hamada yana faruwa, sakamakon abin da keɓaɓɓen hamada ko hamada na iya bayyana. Wannan matsalar ta zama irin ta yankuna arewa maso gabashin kasar nan, inda yawan ciyayi ke raguwa matuka, kuma kusan wuraren ruwa ba sa wanka.

A wuraren da aikin gona ya bunkasa sosai, ƙarancin ƙasa da zaizayar ƙasa, gurɓataccen maganin ƙwari da ƙarancin ruwa. Bugu da kari, karuwar yawan dabbobi a yankin gonaki na haifar da raguwar yawan dabbobin daji.

Gurbatar muhalli

Matsalar gurɓataccen yanayi na gaggawa ne ga Brazil, har ma da sauran ƙasashen duniya. M gurɓata na faruwa:

  • samarda ruwa;
  • yanayi;
  • dabaru.

Ba a lissafa duk matsalolin muhalli na Brazil ba, amma manyan suna nuna. Don kiyaye yanayi, ya zama dole don rage tasirin ayyukan ɗan adam a kan ɗabi'a, rage adadin gurɓatattun abubuwa da aiwatar da ayyukan kiyaye muhalli.

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Kalli bidiyon: Matsalolin istiminai (Nuwamba 2024).