La Maladeta Glacier (Pyrenees)
Kamar yadda duniya ke dumama tsaunukan Spain suna gudu daga dusar ƙanƙara. Yankunan da tsauni suke da yawa kuma ayyukan ɗan adam basu da yawa, sun zama ɗaya daga cikin manyan shaidun dumamar yanayi a ƙasarmu.
A karnin da ya gabata kusan kashi 90% na fadada ya bace, kuma wannan koma bayan kankara yana ta hanzari tun 1980. Idan halin ya ci gaba haka, a cikin shekaru 40 ba za a sami wani dusar kankara ba.
Sakamakon dumamar yanayi ana ji a tsaunukan kasar. Gilashin La Maladeta, wanda yake a cikin Pyrenees, ya yi asarar mita a kauri a karnin da ya gabata. A wannan lokacin, ya fara daga mamaye yanki mai girman hekta 50 zuwa 23,3. Kaurin katako ya rasa ƙafa takwas a wasu yankuna. Gilashi ne kawai ya rage sama da mita 3000 na tsawo.
Amma me yasa? Me ya sa yana yin ƙanƙara ƙanƙara a arewacin Spain. A cewar wani bincike da aka gudanar da Kungiyar Cantabria Meteorology (UC), yana yin haka 60% ƙasa da lokacin sanyi - kwana takwas - kuma 50% ƙasa da lokacin bazara-kusan kusan huɗu fiye da farkon karni. Don haka, idan tsakanin lita miliyan biyar zuwa takwas na dusar ƙanƙara ta faɗi a shekarun 60 zuwa 70, a cikin shekaru goma an rage ta zuwa 2,65.
Har ila yau, matsakaicin zazzabi ya tashi daga digiri 5 na Celsius zuwa sama da 8. Hakanan an sami raguwar ruwan sama, na zuwa 25%, yana zuwa daga faduwa lita biliyan 16 zuwa 12, don haka an sami raguwar har zuwa 50% na dusar ƙanƙarar da aka tara bisa ga kimantawar cewa Broungiyar Hydrographic Confederation (CHE) da aka gudanar tsakanin 1984 da 2014 ta cikin Shirye-shiryen Erhin.
A wannan yanayin, a shekara ta 2060 bazai sami dusar kankara a cikin Spain ba.