Na'urorin noma na zamani suna da mummunan tasiri a kan noman ƙasa kuma suna haifar da bala'o'i. Kungiyar masana kimiyya daga Sweden, Switzerland da kuma Amurka sun cimma wannan matsaya. aka buga aikinsa a cikin mujallar Proceedings of the National Academy of Sciences (PNAS).
Binciken ya yi nuni da cewa, idan a karshen shekarun 1950, masu girbi da hatsi sun kai kimanin tan 4, to, na zamani zai iya auna nauyin ton 36. An ƙera injinan noma na zamani don kare ƙasa mara ƙarfi: ana yin tayoyin taushi da faɗi, wanda ke rage matsin ƙasa.
Amma wannan ya ceci kawai saman Layer na ƙasa. Amma a cikin zurfafan yadudduka, ƙasa tana daɗaɗawa sosai har ana barazanar haihuwa. Ƙunƙarar da yawa kuma yana rinjayar ikon wucewa ruwa.
"Wannan na iya zama daya daga cikin dalilan da ke haifar da raguwar amfanin gona da kuma karuwar yawan ambaliyar ruwa a duniya," in ji marubucin binciken Farfesa Thomas Keller daga Jami'ar Kimiyyar Noma ta Sweden.
Keller da abokan aikinsa sun tsara taswirorin filaye da suka fi fuskantar haɗarin "ƙaddamar da ƙasa" na ƙasa. Wuraren da suka fi fuskantar matsala sune Ostiraliya, Turai, Arewa da Kudancin Amurka. Masana kimiya sun yi kiyasin cewa kashi daya cikin biyar na filayen noma a duniya sun lalace sosai ta yadda babu damar maido da shi. A takaice dai, damtse yana shafar kasa a Asiya da Afirka, inda matakin injinan noma bai kai haka ba.