A yau mun dogara da wutar lantarki ga komai, don haka watakila za mu yi mamakin shin za mu iya gudanar da rayuwa ta yau da kullun idan guguwar hasken rana ta afkawa Duniya. Zai zama mai rikitarwa, dama? Kodayake anyi sa'a babu wata alama da ke nuna cewa irin wannan zai faru a cikin 'yan shekaru masu zuwa, shugaban kasar Amurka, Barack Obama, ya fara daukar matakan kariya.
Amma me yasa? Me zai faru da Duniya idan guguwar rana ta buge ta?
An "kare" duniyar tamu tare da layuka da yawa marasa ganuwa wadanda ke tafiya daga tsakiyarta zuwa iyakar inda iskar rana take. Ana kiran waɗannan layin Magnetic filin duniya ko geomagnetic filin. Wannan yana canzawa tsawon lokaci sakamakon motsin narkakken karfen da aka samu a cikin curin duniyar. A yin haka, sandar arewa tana tafiya, kodayake a hankali hakan baya tilasta mana dole mu gyara kompasas dinmu akai-akai. A zahiri, don duka sandunan biyu su juya, daruruwan dubban shekaru zasu wuce.
Rana fa? Tauraron tauraronmu ya samar mana da haske da dumi, haka kuma wani abin kallo na kyan gani mara misaltuwa: Hasken Arewa. Amma lokaci-lokaci akwai guguwar rana, ma'ana hakan fashewa na faruwa a sararin samaniya, wanda ke samar da kwayoyi masu kuzari wadanda suka ratsa filin magnetic. Wannan lamari ne wanda ba za a iya kauce masa ba, amma ana iya yin annabta don rage yiwuwar lalacewa.
Idan irin wannan lamarin ya faru, Duk tsarin tsarin duniya (GPS), Intanet, wayar tarho, da duk wani tsarin lantarki zai shafa. A takaice, za mu sami matsaloli da yawa don ci gaba da jagorancin rayuwar da muke gudanarwa, kodayake ba zai zama karo na farko ba. Na karshen shi ne a cikin 1859, duk da cewa a wancan lokacin ba su da Intanet ko GPS, amma kwanan nan (a cikin 1843) an ƙirƙiri hanyoyin sadarwar waya kuma sun sha wahala da yawa.
Idan hakan ta faru a yau, to lalacewar za ta kasance mafi mahimmanci.