Aia ma Northwest Wales, ʻo Borth/Ynyslas kahi hoʻomaha kahakai maikaʻi e hāʻawi ana i kekahi mau nalu maikaʻi no ka hana ʻana i ka wā e laina ai nā kūlana. He maʻalahi ka heʻenalu ʻana o nā nalu ma ʻaneʻi a hiki i 50 mika ma luna o ke one. E makaʻala i nā ʻāʻī ʻōpala i ke kai kiʻekiʻe a me nā ululāʻau fossilized ma nā wahi haʻahaʻa loa.
He aha nā kūlana heʻenalu maikaʻi loa no Borth/Ynyslas?
Loaʻa maikaʻi ma waena o ka pūhaka kiʻekiʻe a me ke poʻo pālua. Paipai mākou i ka holo ʻana i kahi papa lōʻihi ma ʻaneʻi i ka wā liʻiliʻi a me kahi papa pōkole ke piʻi ka nui. He kūpono kēia hoʻomaha no nā pae a pau o ka heʻenalu. ʻAʻole kūlike ka heʻenalu ma ʻaneʻi (4/10) a loaʻa i nā holokai ma luna o ia mea (6/10). Mai ka Hikina mai ka makani maikai, ua malu na welau a elua mai ka makani H. ʻO nā ʻōhū maikaʻi loa mai ke komohana hema a me ke komohana. Hana maikaʻi ma waena o ke kai kiʻekiʻe.
Paipai mākou e hoʻokomo i kahi 4/3 ma ʻaneʻi i ke kauwela ke piʻi ka mahana o ka wai i 16 degere. I ka hoʻoilo, ʻoi aku ka maikaʻi o ka 5/4 ke hāʻule ka mahana o ka wai i 8 degere. E ʻike i ka pakuhi wela ma lalo no ka ʻikepili hou aku no kēia.
