Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Boka racho rine zvitsuwa zvikuru 18, zvitsuwa zviduku 3, uye matombo nezvitsuwa zviduku 107. Zvitsuwa zvacho zviri paGalapagos Triple Junction. Zvitsuwa zvacho zviri paNazca Plate (tectonic plate), iyo iri kufamba ichienda kumabvazuva/kumaodzanyemba kwakadziva kumabvazuva, ichinyura pasi peSouth American Plate pamwero weanenge masendimita 6,4 pagore. Iriwo pamusoro peGalapagos hotspot, nzvimbo umo makangavhu epasi ari kunyungudutswa achibva pasi nepasi, achigadzira makomo anoputika. Zvitsuwa zvokutanga zvakaumbwa pano makore anosvika mamiriyoni 8 uye zvichida anosvika mamiriyoni 90 akapfuura. Nepo zvitsuwa zvekare zvakapera pasi pegungwa sezvavaifamba vachibva mumhepo yemantle, zvitsuwa zviduku, Isabela naFernandina, zvichiri kuumbwa. Muna Kubvumbi 2009, lava kubva kuchitsuwa chemakomo anoputika Fernandina yakatanga kuyerera ichinanga kumahombekombe echitsuwa ichi uye ichipinda mukati mekudonha. Mukupera kwaJune 2018, Sierra Negra, rimwe remakomo anoputika mashanu paIsabella uye rimwe remakomo anoputika zvakanyanya muGalapagos archipelago, rakatanga kuputika kekutanga kubva muna 2005. Mafashamo emarara akasvika kumhenderekedzo yegungwa, zvichiita kuti vagari vomunharaunda yacho vanenge makumi mashanu vabve uye zvichiita kuti vashanyi vasaendako.  Mubvunzo: Pazvitsuwa 128 zvinoumba Galapagos, zvitsuwa zvikuru zvingani?
Zvitsuwa zvikuru 18