Ƙirar Nuclei da Yawa

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Ƙirar Nuclei da Yawa
Samfurin nuclei da yawa

Tsarin ƙirar nuclei da yawa shi ne samfurin tattalin arziƙi wanda Chauncy Harris da Edward Ullman suka ƙirƙira a cikin labarin shekara ta 1945 "Yanayin Biranen".

Model[gyara sashe | gyara masomin]

Samfurin ya bayyana shimfidar birni, bisa Chicago. Ya ce koda yake wata gari ta fara da gundumar kasuwanci ta tsakiya, ko CBD, wasu ƙananan CBDs suna haɓaka a bayan gari kusa da wuraren mahimman gidaje don ba da damar gajeriyar tafiye-tafiye daga wajen birnin. Wannan yana haifar da nodes ko cibiyoyi a wasu sassan birni banda CBD don haka suna ƙirar ƙirar nuclei da yawa. Manufarsu ita ce samar da mafi inganci, idan mafi rikitarwa, ƙirar. Babban burin su a wannan shine kamar haka:

  1. Motsawa daga ƙirar yanki
  2. Gara nuna yanayin rikitarwa na biranen, musamman waɗanda suka fi girma

Samfurin yana ɗauka cewa:

  1. Ƙasa ba ta kwanciya a duk yankuna
  2. Akwai ma Rarraba Albarkatu
  3. Akwai ma Rarraba mutane a wuraren zama
  4. Akwai ma Kudin Sufuri [1]

Dalilan samfurin[gyara sashe | gyara masomin]

Harris da Ullman sun yi jayayya cewa birane ba sa girma a kusa da tsakiya ɗaya, a maimakon haka da yawa daban. Kowane tsakiya yana aiki kamar wurin haɓaka.

An kafa ka'idar ne bisa ra'ayin cewa mutane suna da motsi sosai saboda karuwar mallakar mota. Wannan karuwar motsi yana ba da damar ƙwarewar cibiyoyi na yanki (misali masana'antu masu nauyi, wuraren shakatawa na kasuwanci, wuraren siyarwa). Samfurin ya dace da manyan birane masu faɗaɗawa. Yawan gundumomin da birni ke faɗaɗa ya dogara da yanayin ƙasa da abubuwan tarihi. Mahara da yawa suna haɓaka saboda:

  1. Wasu ayyukan masana'antu na buƙatar wuraren sufuri misali tashar jiragen ruwa, tashoshin jirgin ƙasa, da sauransu don rage farashin sufuri.
  2. Haɗe -haɗe daban -daban na ayyukan ana ware su misali wuraren zama da filayen jirgin sama, masana'antu da wuraren shakatawa, da sauransu.
  3. Ana samun wasu ayyukan tare don amfanin juna kamar jami'o'i, kantin sayar da littattafai da kantin kofi, da sauransu.
  4. Ana buƙatar saita wasu wurare a takamaiman wurare a cikin birni - alal misali, CBD na buƙatar tsarin zirga -zirgar ababen hawa masu dacewa, kuma masana'antu da yawa suna buƙatar tushen albarkatu masu yawa.

Illolin dimbin nuclei akan Masana'antu[gyara sashe | gyara masomin]

Yayin da cibiyoyi da yawa ke haɓaka, ana gina cibiyoyin sufuri kamar filayen jirgin sama wanda ke ba da damar kafa masana'antu tare da rage farashin sufuri. Waɗannan cibiyoyin sufuri suna da mummunan waje na waje kamar gurɓataccen amo da ƙarancin ƙimar ƙasa, yana sa ƙasa kusa da cibiya ta fi arha. Hakanan ana gina otal -otal a kusa da filayen jirgin sama saboda mutanen da ke balaguro suna son zama kusa da tushen tafiya. Gidaje yana haɓaka a cikin wedges kuma yana samun ƙarin tsada daga nesa daga CBD. [1]

Duba kuma[gyara sashe | gyara masomin]

  • Samfurin yanki
  • Tsarin birni
  • Samfurin yanki mai hankali

Manazarta[gyara sashe | gyara masomin]

  1. 1.0 1.1 Swanson, Kelly. Kaplan AP Human Geography. 2009. 2009. 360-364.