Gidan gandun daji na Cross-Niger yanki ne mai laushi mai laushi na kudu maso gabashin Najeriya, wanda ke tsakanin Kogin Neja a yamma da Kogin Cross a gabas. Da zarar wani wadataccen cakuda na gandun daji na wurare masu zafi da gandun daji sun rufe waɗannan ƙananan tuddai masu juyawa amma a yau, wannan yana ɗaya daga cikin yankunan da suka fi yawan jama'a a Afirka kuma a yau an cire mafi yawan gandun daji kuma yankin yanzu ciyawa ne.[1][2][3]

Kogin Azumini

Wurin da bayanin

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Yankin da aka sani da Cross Niger Transition Forests yana tsakanin yankunan biogeographic na Kogin Neja da Kogin Cross. Saboda tsananin aikin gona a cikin wannan yankin, an cire mafi yawan bishiyoyin halitta.[4] Yankin muhalli ya shimfiɗa a fadin jihohin Najeriya na Abia, Akwa Ibom, Anambra, Ebonyi, da Imo, yana rufe yanki na kilomita 20,700 (8,000 sq . [5][6] Kogin Neja ya raba gandun daji na Cross-Niger daga gandun daji masu ƙasƙanci na Najeriya zuwa yamma, wanda mai yiwuwa ya fi kama da asalin yanayin yankin Cross-N Niger. A kudu da kudu maso yamma akwai gandun daji na Nijar Delta. A arewa, gandun daji na Cross-Niger suna ba da gudummawa ga gandun daji-savanna na Guinea na ciki mai bushe.

Yanayin yana da rigar, ya zama ya bushe a cikin ƙasa, tare da lokacin fari daga Disamba zuwa Fabrairu.

Tsire-tsire

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Tsire-tsire da fauna na yankin "canji ne", abubuwan da suka haɗu daga gandun daji na Upper Guinean sun haɗa da Afzelia, wanda aka noma don katako, da kuma dabino na Borassus aethiopum.

Ƙananan yankuna na gandun daji masu kariya sun kasance a cikin ciyawa kuma waɗannan gida ne ga dabbobi kamar su Sclater's guenon da crested chameleon (Trioceros cristatus). Kogin Neja koyaushe ya kasance babban shingen ga motsi na namun daji a ciki da waje da yankin. An lalata manyan dabbobi masu shayarwa a yankin tun daga shekarun 1940 kuma yanzu akwai ƙananan namun daji da suka rage a yankin har ma da jemagu da kwari yanzu sun makale kuma sun ci.

Barazanar

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Yankin ya ci gaba da yawan mutane na ƙarni da yawa, kuma an share yawancin gandun daji na asali don noma, shuke-shuke na gandun daji, da ci gaban birane kamar masu tsabtace mai na Port Harcourt. Ragowar yankuna na gandun daji sun haɗa da Stubbs Creek Forest Reserve a Akwa Ibom tare da wasu yankuna na daji mai tsarki, waɗanda ke ci gaba da ɓacewa yayin da rayuwar ƙauyen ke lalacewa, da kuma wuraren gandun daji na kogi. Akwai wuraren ajiyar gandun daji a Anambra da sauran wurare, amma waɗannan galibi don manufar noma katako ne maimakon adana asalin yanayi.

Bayanan da aka ambata

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  1. "Map of Ecoregions 2017" (in Turanci). Resolve. Retrieved August 20, 2021.
  2. "Cross–Niger transition forests" (in Turanci). Digital Observatory for Protected Areas. Retrieved August 20, 2021.
  3. "Cross–Niger transition forests" (in Turanci). The Encyclopedia of Earth. Retrieved August 20, 2021.
  4. Ansah, C. E., Abu, I. O., Kleemann, J., Mahmoud, M. I., & Thiel, M. (2022). Environmental Contamination of a Biodiversity Hotspot—Action Needed for Nature Conservation in the Niger Delta, Nigeria. Sustainability, 14(21), 14256.
  5. "Cross-Niger Transition Forests". Fortune of Africa | Investment in Africa (in Turanci). Retrieved 2023-07-05.
  6. "South East Region". My Guide Nigeria (in Turanci). Retrieved 2023-07-05.