Deforestation
 Gandun daji | |
|---|---|
removal (en)  , Rashin albarkatun da gwadabiya | |
.jpg) | |
| Bayanai | |
| Ƙaramin ɓangare na | Tasirin ɗan adam a kan muhalli da Abubuwan da suka shafi muhalli |
| Fuskar | daji, land development (en) da Kashe daji da canjin yanayi |
| Ta biyo baya | tillage (en) da reforestation (en) |
| Has cause (en) | agricultural expansion (en) , logging (en) , Hakar ma'adinai da Tasirin canjin yanayi |
| Karatun ta | kimiyyar muhalli |
| Has contributing factor (en) | grazing (en) , urbanization (en) , invasive species (en) da Fari |
| Relates to sustainable development goal, target or indicator (en) | Target 15.2 of the Sustainable Development Goals (en) |
| Handled, mitigated, or managed by (en) | reforestation (en) da afforestation (en) |
| Hannun riga da | reforestation (en) |
| Nada jerin | list of organizations involved in deforestation (en) |
Rage gandun daji ko share gandun daji shine cirewa da lalata gandun daji o tsayin bishiyoyi daga ƙasa wanda aka canza shi zuwa amfani da ba gandun daji ba. Kashe gandun daji na iya haɗawa da sauya ƙasar gandun daji zuwa gonaki, ranches, ko amfani da birane. Kimanin kashi 31% na ƙasar duniya an rufe shi da gandun daji a halin yanzu. Wannan kashi ɗaya bisa uku ne ƙasa da gandun daji kafin fadada aikin gona, tare da rabin wannan asarar da ta faru a ƙarni na ƙarshe.[1] A matsakaita ana sare bishiyoyi 2,400 a kowane minti.[2] Kimanin ya bambanta sosai game da girman sare daji a cikin wurare masu zafi. A cikin 2019, kusan kashi ɗaya bisa uku na asarar bishiyoyi gaba ɗaya, ko hekta miliyan 3.8, ya faru a cikin gandun daji na farko na wurare masu zafi. Wadannan yankuna ne na gandun daji masu tsufa waɗanda suke da mahimmanci musamman ga bambancin halittu da ajiyar carbon.[3][4]12345Tun daga shekara ta 1990, an kiyasta cewa kimanin hekta miliyan 420 na gandun daji sun ɓace ta hanyar juyawa zuwa wasu Amfani da ƙasa, kodayake yawan sare daji ya ragu a cikin shekaru talatin da suka gabata. Tsakanin 2015 da 2020, an kiyasta yawan sare daji a hekta miliyan 10 a kowace shekara, daga hekta miliyan 16 a kowace shekara a cikin shekarun 1990. Yankin gandun daji na farko a duk duniya ya ragu da fiye da hekta miliyan 80 tun daga 1990. Fiye da hekta miliyan 100 na gandun daji suna fama da mummunan rauni daga gobarar daji, kwari, cututtuka, nau'o'in mamayewa, fari da abubuwan da suka faru
Ya zuwa yanzu, dalilin kai tsaye na mafi yawan gandun daji shine noma.[5] A cikin 2025 kusan kashi 90% na sare daji na duniya ya haifar da aikin gona, tare da fadada gonar amfanin gona da kuma samar da makiyaya masu direbobi na farko, wannan ya tashi daga sama da 80% a cikin 2012. Ana canza gandun daji zuwa shuke-shuke don kofi, Man dabino, roba da sauran kayayyakin da suka shahara. kiwo dabbobi yana haifar da sare daji. Ƙarin direbobi sune Masana'antar itace (tsire-tsire), birni da hakar ma'adinai. Sakamakon canjin yanayi wani dalili ne ta hanyar karuwar hadarin gobarar daji (duba sare daji da canjin yanayi).
Rashin gandun daji yana haifar da lalacewar mazaunin da ke haifar da asarar halittu masu yawa. Rashin gandun daji kuma yana haifar da halaka dabbobi da tsire-tsire, canje-canje ga yanayin yankin, da kuma ƙaurawar 'yan asalin da ke zaune a cikin gandun daji. Yankunan da aka sare sau da yawa suna fama da wasu matsalolin muhalli kamar hamada da Rushewar ƙasa.
Wani matsala shi ne cewa sare daji yana rage karɓar carbon dioxide (karɓar carbon) daga yanayi. Wannan yana rage yiwuwar gandun daji don taimakawa tare da Rage canjin yanayi. Matsayin gandun daji a kamawa da adana carbon da rage canjin yanayi yana da mahimmanci ga bangaren noma. Dalilin wannan alaƙar shi ne cewa Tasirin canjin yanayi akan aikin gona yana haifar da sabbin haɗari ga Tsarin abinci na duniya.[6]
Tun daga shekara ta 1990, an kiyasta cewa kimanin hekta miliyan 420 na gandun daji sun ɓace ta hanyar juyawa zuwa wasu Amfani da ƙasa, kodayake yawan sare daji ya ragu a cikin shekaru talatin da suka gabata. Tsakanin 2015 da 2020, an kiyasta yawan sare daji a hekta miliyan 10 a kowace shekara, daga hekta miliyan 16 a kowace shekara a cikin shekarun 1990. Yankin gandun daji na farko a duk duniya ya ragu da fiye da hekta miliyan 80 tun daga 1990. Fiye da hekta miliyan 100 na gandun daji suna fama da mummunan rauni daga gobarar daji, kwari, cututtuka, nau'o'in mamayewa, fari da abubuwan da suka faru.
Ma'anar
[gyara sashe | gyara masomin]
An bayyana sare daji a matsayin jujjuyawar gandun daji zuwa wasu amfani da ƙasa (ba tare da la'akari da ko mutum ne ya haifar da shi ba). [7]
Rashin gandun daji da canjin yankin gandun daji ba iri ɗaya ba ne: ƙarshen shine jimlar duk asarar gandun daji (rashin gandun dajin) da duk ribar gandun daji. Saboda haka, canjin yanar gizo na iya zama mai kyau ko mara kyau, dangane da ko nasarorin sun wuce asarar, ko kuma akasin haka.
Manazarta
[gyara sashe | gyara masomin]- ↑ Ritchie, Hannah; Roser, Max (2021-02-09). "Forests and Deforestation". Our World in Data.
- ↑ "On Water". European Investment Bank (in Turanci). Retrieved 2020-10-13.
- ↑ Guy, Jack; Ehlinger, Maija (2 June 2020). "The world lost a football pitch-sized area of tropical forest every six seconds in 2019". CNN. Retrieved 2020-06-02.
- ↑ Weisse, Mikaela; Goldman, Elizabeth Dow (2020-06-02). "We Lost a Football Pitch of Primary Rainforest Every 6 Seconds in 2019" (in Turanci). Retrieved 2020-06-04. Cite journal requires
|journal=(help) - ↑ "Investment and financial flows to address climate change" (PDF). unfccc.int. UNFCCC. 2007. p. 81. Archived (PDF) from the original on 2008-05-10.
- ↑ Cite error: Invalid
tag; no text was provided for refs named "FAO & UNEP-2020". - 1 2 "Global Forest Resource Assessment 2020". www.fao.org (in Turanci). Archived from the original on 20 May 2020. Retrieved 20 September 2020.