Zifukwa Zokhalira ku Valdez Alaska

Mayi Nature anali ndi chinthu chapadera m'malingaliro pamene adalenga Valdez. Ku Prince William Sound m'madera ovuta kwambiri a Southcentral Alaska, Valdez ndi nyumba yokhala ndi mapiri okongola, zinyama zambiri zakutchire, ndi malo ozungulira nyanja.

Nthawi ina kufika kwa azimayi ndi a trapper atadutsa Thompson Pass kupita ku Alaska ku America, Valdez anakula mofulumira kumayambiriro kwa zaka za m'ma 1900, chifukwa cha doko lopanda mafunde lomwe linali ndi ngalawa ndi ngalawa zopereka katundu ku ulendo wautali kumpoto.

Kwa ambiri, mbiri yakale ya Valdez si yokhudza kupambana, koma tsoka, pamene tawuniyi ndi malo a zochitika ziwiri zoopsa, zachilengedwe chimodzi, zopangidwa ndi munthu mmodzi, koma zonsezi zimakhudza kwambiri tsogolo lawo. Yoyamba inakhala ngati tsunami yaikulu chifukwa cha chivomezi chachikulu cha 9.2 chimene chinawononga mzinda wonse m'chaka cha 1964. Chochitika chachiƔiri chinali maziko a sitima ya mafuta ya Exxon Valdez ku Bligh Reef yovuta mu 1989, kutumiza 11 milioni Magaloni a mafuta akutayira pamphepete mwa nyanja.

Monga potus ya Bomba la Trans-Alaska , mtunda wa makilomita 800 kuchokera ku Prudhoe Bay, Valdez imathandiza kwambiri mu mafakitale a mafuta, ndipo motero mzindawu umakhala chaka chonse. Alendo ndi gawo lofunikira la malo a Valdez, komanso ambiri akufika pakati pa May ndi September. Koma mzindawu wakhudza kwambiri ntchito yolimbikitsa zokopa alendo ku Valdez; Kuchuluka kwa masewera olimbitsa thupi kumsewu ndi kumidzi komwe kuli Nordic kumakhala kochulukira, ndipo malo okhalamo amakhala akupezeka kwa mlendo amene akubwera.

Amafuna kudziwa za Valdez? Pano pali zifukwa zisanu zokhalira ndi kusewera pafupi ndi Prince William Sound ndi tawuni komwe amayi Nature amakondera kwambiri.