Ka taƙaita labarin:  Layin da ke da shekaru miliyoyin shekaru a Oklahoma wanda aka sake kunnawa kwanan nan na iya haifar da girgizar ƙasa a cikin jihar inda ba a gina gine-gine da yawa don tsayayya da manyan ayyukan girgizar ƙasa ba, in ji wani rahoto. Jihar, wacce ta ga daruruwan abubuwan girgizar ƙasa a cikin shekaru biyar da suka gabata, tana da 'babban haɗarin girgizar ƙasa,' bisa ga binciken da aka karɓa don bugawa a wannan watan wanda marubutansa sun haɗa da masu bincike daga Cibiyar Nazarin Kasa ta Amurka (USGS). 'Yawancin girgizar ƙasa da aka yi kwanan nan a tsakiyar Oklahoma sun nuna cewa an sake yin girgizar ƙasa a wani wuri mai zurfin ƙasa' da bai kai kilomita 6 ba, in ji rahoton da Ƙungiyar 'Yan Ilimin Girgizar ƙasa ta Amirka ta wallafa. Gungura ƙasa don bidiyo. Tarihi: Jihar Oklahoma ta ga yawancin girgizar kasa a shekarar 2014 fiye da kowane lokaci a tarihinsa. Ka'idojin gini a Oklahoma don abubuwan girgizar ƙasa ba su da tsauri kamar yadda suke a jihohin da ke girgizar ƙasa kamar California (a nan, ma'aikatan kulawa suna duba lalacewar ɗayan hasumiya a Benedictine Hall a Jami'ar St. Gregory a Shawnee bayan girgizar ƙasa biyu ta afkawa yankin cikin ƙasa da awanni 24 a cikin 2011) Rahoton bai duba ko sake kunnawar kuskuren yana da alaƙa da fasahar hakar makamashi da aka sani da fashewar ruwa, ko fracking. Koyaya, USA Today, ta ba da rahoton cewa binciken da ya gabata ya gano fashewar ruwa, ko fracking, a matsayin wanda ke bayan ƙananan girgizar ƙasa 3,600 a Oklahoma daga 2009 - 2014. Daniel McNamara, daya daga cikin marubutan takarda kuma masanin kimiyyar binciken kasa a USGS, ya ce a ranar Talata cewa an yi zargin cewa an yi amfani da kuraje masu shekaru miliyan 300 da suka gabata wadanda ba su yi aiki ba. 'Kowane ɗayan waɗannan yankuna masu lalacewa waɗanda ke samar da girgizar ƙasa mai girman 3 ko 4 na iya fashewa cikin girgizar ƙasa mafi girma. Akwai yankuna daban-daban 12 daban-daban wadanda zasu iya samar da babbar girgizar kasa, 5 zuwa 6", in ji shi. A watan Nuwambar 2011, Oklahoma ta fuskanci girgizar kasa mai girman 5.6 wanda ya lalata gidaje fiye da dozin da...
Hanyoyin da suka fi tsufa fiye da dinosaur suna sake farfadowa da ƙananan girgizar ƙasa. A shekarar 2014, Oklahoma ta ga girgizar kasa fiye da kowane lokaci a tarihinta. Sabon rahoto bai duba ko sake kunnawa da kurakurai da aka alaka da makamashi hakar fasaha da aka sani da fracking.