Mezue ahịrịokwu na - esonụ: Erosion na - eme ka ihe ndị dị n'ugwu na - agbadata n'Oké Osimiri Atlantic (n'akụkụ ebe ọwụwa anyanwụ) nakwa n'Ọwara Oké Osimiri Mexico (n'akụkụ ebe ọdịda anyanwụ). Mgbanwe a nke sediment pụrụ ibelata nrụgide nke nkume ndị dị n'elu ya ma mee ka mmebi oge ochie (nke na-arụ ọrụ n'oge usoro nke ugwu) na-arụ ọrụ ma na-emepụta ala ọma jijiji. Ekwenyere na nke a bụ ihe kpatara ala ọma jijiji nke Sparta na 2020 yana ndị ọzọ dị na mpaghara ahụ dịka ala ọma jijiji nke Sparta nke afọ 2020.
Ala ọma jijiji e nwere na Virginia n'afọ 2011.