Duk da yake akwai canjin yanayi koyaushe, wanda muke fuskanta yanzu ya tsananta saboda ayyukan ɗan adam. Ofari da yawa daga cikinmu muna zaune a wannan ƙaramar duniyar shuɗin, don haka buƙatar… komai (abinci, gidaje, da sauransu) yana ƙaruwa. Duk wannan yana da tasiri na ƙwarai akan yanayin, wanda ke ƙara wa gidanmu ɗumi, yayin da kankara ke narkewa da haddasawa, ta wannan hanyar, a hankali amma a koyaushe hauhawar matakin teku.
Amma, Yaushe zamu fara karya lagon yanayi?
A cikin 'yan shekarun nan, kuma musamman a cikin shekaru 16 da suka gabata, an karya rikodin zazzabi masu mahimmanci. Yanzu, kusan kowane wata mekuri yana tashi sama da yadda yakamata. Koyaya, a cewar wani bincike da kungiyar American Geophysical Union ta shirya wanda aka buga a mujallar kimiyya ta Geophysical Research Letters, matsalar ta bayyana a shekarar 1937. A waccan shekarar, tsananin yanayin zafi yana da alaƙa da canjin yanayi. Daga baya wasu sun bayyana, wadanda sune: 1940, 1941, 1943-1944, 1980-1981, 1987-1988, 1990, 1995, 1997-1998, 2010 da 2014.
Masu binciken sun gano cewa yawan amfani da iska a masana'antu na rufe tasirin da mutane ke da shi a kan yanayin, tunda suna da tasirin sanyaya. Amma duk inda muka duba zamu ga alamun canjin yanayi, wanda ke sa mu sami duniyar da ke ƙara dumi.
Ungiyar sun yi nazarin abubuwan da suka shafi yanayi wanda suka wuce iyawar bambancin yanayi, kuma suka kammala cewa a cikin shekaru shida da suka gabata sun buge muhimman bayanai, musamman a Ostiraliya, tun da yake tana can kudu, a tsakiyar teku, ana kiyaye ta daga tasirin sanyaya ɗimbin ɗimbin iska.
Aerosols a cikin manyan abubuwa yana nuna ƙarin zafi, wanda aka mayar dashi zuwa sararin samaniya, amma ba da daɗewa ba aka cire shi daga yanayin, dumi-dumi ya dawo. An lura da wannan tasirin a tsakiyar Turai, Amurka ta tsakiya, Asiya ta Gabas, tsakiyar Ingila, da Ostiraliya. A duk waɗannan yankuna, ban da Ostiraliya, akwai lokutan sanyi a cikin shekarun 70s, mai yiwuwa saboda iska.
Abin mamaki, ba ku tunani?