Ka taƙaita labarin:  Wataƙila ba za mu iya jin sa ba, amma duniya tana ta raurawa a kai a kai kuma tana ta yin hayaniya da aka kwatanta da ƙarar kararrawa. An daɗe da sanin cewa girgizar ƙasa da ayyukan girgizar ƙasa suna ba da gudummawa ga wannan ƙararrawa, amma yanzu masu bincike sun tabbatar da raƙuman ruwa na teku suma suna taka rawa. Kamar yadda ake kira gajeren raƙuman ruwa suna haɗuwa kusa da farfajiyar suna haifar da raƙuman raƙuman microseismic, waɗanda suka haɗu tare da tsayi, raƙuman ruwa masu ƙarfi waɗanda ke janyewa a ƙasan tekun don ƙirƙirar sautin ci gaba. An dade da sanin cewa girgizar kasa tana taimakawa wajen yin sautin Duniya kamar kararrawa, amma masu bincike yanzu sun tabbatar da raƙuman ruwa na teku kuma suna taka rawa. Yayin da gajerun raƙuman ruwa suka yi karo kusa da farfajiyar suna haifar da raƙuman raƙuman microseismic, waɗanda suka haɗu tare da raƙuman ruwa masu tsayi a kasan teku don ƙirƙirar sautin ci gaba. Girgizar ƙasa tana girgiza duniya ta irin wannan hanyar cewa Duniya na iya yin tawaya na tsawon watanni bayan taron girgizar ƙasa. Wannan oscillation ne ya sa vibrations da kuma masu bincike a tsakiyar 1980s gano da hum iya fada a matsayin low kamar yadda wani E flat, 20 octaves kasa tsakiyar C a kan m sikelin. A ƙarshen shekarun 1990, duk da haka, masana kimiyyar girgizar ƙasa sun gano cewa duniyar ba kawai tana girgiza bayan girgizar ƙasa ba, kuma a maimakon haka tana rawar jiki a ƙananan ƙananan mita a duk lokacin. Wadannan rawar jiki ba su da karfi da za a iya gano su ta hanyar mutane, amma suna da karfi don yin rajista a kan masu girgizar ƙasa da makamantansu. Girgizar ƙasa tana girgiza duniya ta yadda Duniya za ta iya girgiza na tsawon watanni bayan girgizar ƙasa. Wannan oscillation ya haifar da vibrations da masu bincike a tsakiyar 1980s gano cewa hum iya sauke a matsayin low kamar yadda wani E m, 20 octaves kasa tsakiyar C a kan m sikelin. A ƙarshen shekarun 1990s, masana kimiyyar girgizar ƙasa sun gano cewa duniyar ba kawai tana girgizawa bayan girgizar ƙasa ba, kuma a maimakon haka tana girgiza a ƙananan ƙarancin lokaci a kowane lokaci. Wata ƙungiyar masana kimiyyar girgizar ƙasa na Japan da California sun fara ba da shawarar raƙuman ruwa na teku na iya haifar da wannan rawar a shekara ta 2004. Yin amfani da bayanai daga 2008, wata tawagar Faransa ta gano cewa guguwar teku da ke karo da juna tana haifar da ayyukan girgizar kasa, amma waɗannan raƙuman ruwa suna ɗaukar 13...
An daɗe da sanin cewa Duniya tana ta girgiza kuma tana 'rairawa' Girgizar kasa tana haifar da wani matakin buzz, amma wani binciken ya yi ikirarin raƙuman ruwa masu girma dabam dabam na teku suna ba da gudummawa ga oscillations na Duniya. Yayin da ruwa ya yi karo, yana haifar da raƙuman raƙuman raƙuman raƙuman ruwa wanda ke haifar da hum. Sa'an nan kuma raƙuman raƙuman ruwa masu karfi suna faruwa lokacin da ruwa ke tafiya a ƙasa.