Binciken Tasirin Yanayi na Arctic

**Binciken Tasirin Yanayi na [[Arctic]]** (ACIA) wani bincike ne wanda ke kwatanta canjin yanayi da ke gudana a cikin Arctic da sakamakonsa: hauhawar yanayin zafi, asarar kankara ta teku, narkewar kankara ta Greenland, da kuma tasirin da yawa akan yanayin halittu, dabbobi, da mutane. ACIA ita ce ta farko da aka yi bincike sosai, an yi amfani da ita sosai, kuma ta sake nazarin kimantawar canjin yanayi na Arctic da tasirinsa ga yankin da kuma duniya. Kwamitin Arctic na kasa da kasa da kwamitin kimiyyar Arctic na kasa sun jagoranci aikin. Masana kimiyya ɗari uku sun shiga cikin binciken a tsawon shekaru uku.

An saki rahoton kira mai shafi 140 *Tasirin Warming Arctic* a watan Nuwamba na shekara ta 2004, kuma rahoton kimiyya daga baya a shekara ta 2005. 

Sakatariyar ACIA tana cikin Cibiyar Bincike ta Arctic ta Duniya a Jami'ar Alaska Fairbanks .

## Nazarin da ya biyo baya
AState na Rahoton Arctic na 2006 ta Hukumar Kula da Oceanic da Yanayi ta Kasa (NOAA) ta sabunta wasu bayanan rahoton ACIA. Binciken da aka gabatar a cikin rahoton NOAA ya nuna tabbaci mai gamsarwa game da lokaci mai ɗorewa na yanayin zafi a cikin Arctic, wanda ke tallafawa ta hanyar ci gaba da raguwa a cikin kankara na teku, wanda aka lura a duka mafi girman hunturu da mafi ƙarancin bazara, da kuma canje-canje masu yawa a cikin ciyayi na Arctic. Yanayin dumama yana da ɗan sauƙi ta hanyar sauyawa a cikin yanayin sararin samaniya na yanayin ƙasa da salinity na teku da zafin jiki. Duk da yake har yanzu akwai babban yanki zuwa yanki da sauye-sauye na shekaru da yawa a cikin yanayin Arctic, girman sararin samaniya na canje-canje na baya-bayan nan a cikin zafin iska, kankara na teku, da ciyayi sun fi girma fiye da yadda aka lura a karni na 20. 

Rahoton NOAA ya kasance bita ne game da yanayin muhalli a cikin shekaru biyar da suka gabata dangane da waɗanda ke ƙarshen ƙarni na 20, wanda ƙungiyar masana kimiyya ashirin ta duniya suka gudanar waɗanda suka haɓaka yarjejeniya game da abubuwan da ke cikin bayanai da amintacce.

A matsayin aikin bin shekara-shekara ga rahoton 2006, *Katin Rahoton Arctic* na NOAA  yana gabatar da sabuntawa na shekara-sheko, bayanan da aka sake dubawa game da abubuwan da aka lura da kwanan nan game da yanayin muhalli a cikin Arctic dangane da tarihin tarihi. Ƙarshen shekara ta 2010 shi ne cewa dawowa ga yanayin Arctic na baya ba zai yiwu ba. Wannan ƙaddamarwa ta goyi bayan yanayin zafi a duk faɗin Arctic na Kanada da Greenland; raguwar kankara na teku na rani; rikodin dusar ƙanƙara yana raguwa; kuma yana da alaƙa da wasu yanayin Arewacin Hemisphere.

A watan Afrilu na shekara ta 2008, rahoton Asusun Kula da namun daji na Duniya, Arctic Climate Impact Science - An Update Since ACIA was kaddamar a taron Majalisar Arctic. Ya samar da babban bita, sabuntawa na kimiyyar tasirin yanayi na Arctic tun daga 2005 ACIA . 

### Binciken Biodiversity na Arctic
ACIA ta yi kira ga ingantaccen damar saka idanu da fahimtar canje-canje a cikin Arctic da kuma ingantawa da inganta sa ido kan halittu na Arctic na dogon lokaci. Dangane da wannan shawarar, kungiyar kare halittu da fauna ta Arctic Council (CAFF)  ta fara aiki a kan Binciken Biodiversity na Arctic. An kammala shi a cikin 2013.

### Shirin Kula da Biodiversity na Circumpolar
A ci gaba da mayar da martani ga kiran ACIA don inganta saka idanu, CAFF ta kafa Shirin Kula da Biodiversity na Circumpolar (CBMP).  CBMP cibiyar sadarwa ce ta kasa da kasa ta masana kimiyya, hukumomin gwamnati, kungiyoyin 'yan asalin ƙasar da kungiyoyin kiyayewa da ke ƙoƙarin haɗa kokarin su don saka idanu kan albarkatun rayuwa na Arctic. An yi niyyar CBMP don inganta ganowa da sauri, sadarwa, da amsawa dangane da mahimman abubuwan da suka shafi bambancin halittu da matsin lamba da ke shafar duniya ta kewaye.

## Dubi kuma

* Canjin yanayi a Kanada
* Yanayin yanayi na Arctic
* Haɗin gwiwar Arctic da siyasa

## Manazarta