Canjin yanayi a Gabas ta Tsakiya da Arewacin Afirka (MENA) yana nufin canje-canje a cikin yanayin yankin (MENA) da martani na gaba, daidaitawa da dabarun rage ƙasashe a yankin. A cikin 2018, yankin (MENA) ya fitar da tan biliyan 3.2 na carbon dioxide kuma ya samar da kashi 8.7% na hayaƙin mai gurɓataccen yanayi (GHG) duk da cewa kashi 6% ne kawai na yawan duniya. Wadannan fitowar galibi sun fito ne daga bangaren makamashi, wani bangare ne na tattalin arzikin yankin Gabas ta Tsakiya da Arewacin Afirka saboda yawan albarkatun mai da iskar gas da ake samu a yankin. Majalisar Dinkin Duniya, Bankin Duniya da Hukumar Lafiya ta Duniya sun amince da ita a matsayin daya daga cikin manyan kalubalen duniya a karni na 21, canjin yanayi a halin yanzu yana da tasirin da ba a taba gani ba ga tsarin halittun duniya. Canjin yanayin duniya da canjin yanayin teku, canjin yanayin hazo da karuwar yawan yanayi na yanayi sune wasu manyan tasirin sauyin yanayi kamar yadda Kungiyar gwamnatoci a kan Canjin Yanayi (IPCC).