GuzobereSayensị

Mere Lost Lake na Oregon kpamkpam kwa afọ

Echefuola na Lake, emi odude ke Forest Reserve "Mount Hood" (OR) - nke a bụ n'ezie ihe omimi nke okike. Na oyi oge, ya anya dị nnọọ ka ọ bụla ọzọ nnukwu n'usoro nke ọhụrụ mmiri. Ma mgbe ọ na-aghọ a akọrọ na-ekpo ọkụ, na mmiri kpamkpam na 85 acre ọdọ converted n'ime ajụ ahịhịa. Ọ na-enyo na e nwere a na nkà mmụta sayensị nkowa maka nke a eke anwansi: mmiri nanị aga n'ebe n'okpuruala ọwara, guzobere oge ochie lava eruba.

nkọwa

Dzhud Makhyu, a spokeswoman Uillamettskogo National Forest na Oregon, na-ekwu na Lost Lake amalite jupụta na daa, n'oge ezo oge. Mmiri-ozuzo n'oge a dara a otutu, na lava ọwara nwere a dayameta nke banyere 2 mita, n'ihi ya, ozugbo niile mmiri na-adịghị enwe oge na-ahapụ ọdọ. N'ihi ya, o yiri ka ọdọ, omimi nke nke, site ụzọ, bụ banyere 50 mita, jupụtara, ọ bụ ezie na ụfọdụ nke mmiri na-asọkwa mgbe niile si na ọwara. Nke a na-aga n'ihu na mmiri oge, mgbe ndị snow na-agbaze ugwu. Ma ozugbo mpụga isi mmalite (mmiri ozuzo na-agbazekwa mmiri) na-akwụsị na-eri nri nke ọdọ mmiri, lava tube ka ya ọrụ, na Lost Lake kpamkpam.

Ọkà mmụta sayensị ka na-enweghị ike ikwu kpọmkwem ebe mmiri na-aga. E nwere a amụma na mmiri seeps site porous mgbawa nkume, na mgbe ahụ abatakwa ala usoro. Cascade Mountains - idé esịnede oge ochie agbọpụta ọkụ na elu ugwu - agbatị gafee dum steeti Oregon, otú e nwere lava tunnels - nke a bụ ihe kasị nkịtị. Ma ọ dịghị nke ha nwere ike ghara a na-akpọ dị nnọọ ka nnukwu dị ka onye dị na Lost Lake.

Ka lava tunnels kpụrụ?

Dị otú ahụ tunnels ii mgbe lava drained si multiple ọwa n'ime otu nnukwu iyi na dị nnọọ ka ọtụtụ iyi na-jikọtara n'ime a nnukwu osimiri. Na usoro nke lava nwere ike ikwommiri n'ala na-amalite na-ifriizi. N'ihi ya, na ma akụkụ nke eruba na-guzobere nke siri ike mgbidi sikwuo ike magma. Lava na-aga n'ihu igba na dịgodị, nke na-esonyere ala ozize. N'ihi ya, ọwa omimi abawanye. Ná ngwụsị nke ọwa kpụrụ jikọrọ ọnụ - a ụdị njiko ọwara. Na a ọwara retains ya udi maka a ogologo oge mgbe a wụrụ awụ rock kwụsịrị ndiwet site na ya.

A dịgasị iche iche nke shapes na nha nke lava tunnels

Lava tunnels ịdị iche na size. Ụfọdụ n'ime ha bụ naanị 30 cm n'obosara, ebe ndị ọzọ na otú nnukwu na ha nwoke nwere ike ịgbatị na ya zuru elu. Ọ bụghị ihe ijuanya na ndị dị otú ahụ tunnels dị nnọọ ụtọ nke na-eme njem adventurers na obi ụtọ. Ndị fọdụrụ n'ezinụlọ na kasị ọwa nwere ike hụrụ na Hawaii mgbawa ugwu National Reserve, ebe e nwere 2 agbọpụta ọkụ: Kilauea (onye nke kacha agbọpụta ọkụ na ụwa) na Mauna Loa (otu n'ime ndị kasị ibu agbọpụta ọkụ ke ererimbot, kpụrụ n'elu ala).

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