Ruwa yana da mahimmanci ga samar da amfanin gona. Amma tsawon shekaru, masana kimiyya ciki har da Jonathan Proctor, Ph.D. Phys.org.
"Binciken da ke nazarin yadda amfanin amfanin gona ke amsa yanayin zafi da ruwan sama ya nuna cewa zafin jiki ya fi ruwa muhimmanci, kodayake daga shuka ilimin halittar jiki mun fahimci cewa samar da ruwa yana da matukar muhimmanci ga amfanin gona, "in ji Proctor, dalibin digiri na biyu a kungiyar Peter Huibers a Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS). "Maganin wannan wuyar warwarewa yana da mahimmanci don ƙididdige yadda sauyin yanayi zai shafi amfanin gonakin duniya."
Ƙungiyar binciken tana da hasashe: menene idan samfuran suna auna nau'in ruwa mara kyau? Maimakon auna ruwan sama, kamar yadda aka yi a binciken da ya gabata, ƙungiyar Harvard ta yi amfani da tauraron dan adam don auna danshin ƙasa a kusa da yankin tushen.
Tawagar ta gano cewa samfuran da ke amfani da bayanan danshin ƙasa sun bayyana ƙarin 30% zuwa 120% ƙarin bambancin amfanin gona-zuwa amfanin gona a cikin shekaru fiye da samfuran da suka dogara da hazo.
"Hazo da damshin ƙasa na iya bambanta sosai saboda ƙawancewar ruwa, kutsewa da zubar da ruwa," in ji Proctor.
Yin amfani da tauraron dan adam abubuwan lura da danshi na ƙasa tare da tsarin ƙididdiga, ƙungiyar ta sami damar rabuwa da kyau tare da fahimtar tasirin mutum ɗaya na zafin jiki da ruwa akan amfanin gona, waɗanda galibi ke rikicewa saboda zafi da bushewa suna da alaƙa sosai.
Musamman masu bincike sun gano hakan matsanancin zafi ya rage lalacewa yawan aiki amfanin gona fiye da annabta a baya, rage hasarar ɗumamar hasashe. Amma kuma masanan kimiyyar sun sami ƙarin hankali ga fari da ambaliya.
Lokacin da ya zo ga tsinkayar aiki Noma A cikin sauyin yanayi, dole ne a yi la'akari da yadda yanayin zafi da samun ruwa zai canza. Idan aka kwatanta da zafin jiki, canje-canje a samuwar ruwa zai zama mafi yanki da yanayi, don haka dabarun tsare-tsare na yanki sannan kuma shugabanci ya fito a gaba wajen yaki da sauyin yanayi.