Misa ejection wenyika hove huru panyika. Sei kurasa hove huru pamahombekombe?

Vakafa Whale pamahombekombe - chiseko chinopunyairireiko, kumanikidza Edza kunzwisisa chikonzero rufu somunhu mhuka makuru uye akanaka. Uye kana zviri hakuna shato huru asi mbiri, shanu, gumi?

Sei hove huru dziri beaching?

Misa akabuda hove huru kumahombekombe ari inosuruvarisa vanonakidza zvakavanzika zvakasikwa, pamusoro izvo masayendisiti akawanda scratching misoro yavo nhasi. Sad kuona zvitunha zvemhuka hombe mumamiriro ezvinhu kujairika kwavari iri pfungwa wokudzedzeresa uye tsitsi. Chii chinoita huru vagere penyanza expanses kugumisa upenyu pamusoro jecha pamhenderekedzo uye kufa pasi unopisa zuva mwaranzi? Sei kurasa hove huru pamahombekombe?

Somuenzaniso, muna February 2015, pamhenderekedzo New Zealand panyaya choutsi vanenge 200 Dolphins. Maererano masayendisiti, akadai vakawanda chakajairika haina kuchengetwa kwemakore anopfuura 10. Pasinei nezvakanakisisa zvingaedzwa vanunuri, chete zana vanhu vakapona. Vamwe vakafa pasi warwo uremu uye nokuda kwokushaya mvura. Kunyange zvazvo choutsi dzinoitika boka hove huru, zvikurukuru pakati yakadzika-gungwa marudzi.

Sound pakusvibiswa penyanza

Dzakadururwa penzvimbo mvura yakazara zvinhu zvakasiyana-siyana, vakawanda riri rwokuzvarwa mavambo. Kuwedzera, akayera upenyu gungwa kutyora murume akaita ruzha (kubva muinjini Ngarava dzepasi pemvura, migodhi, yokuedzwa zvechiuto uye kuredza). Somugumisiro, achifuridzirwa Akash Dolphins uye hove huru vasava nekunzwa anenge 40%.

Ko kusanzwa (nhete mudziyo, kukwanisa kusiyanisa zvishoma nokufamba nemvura) nokuti mhuka ane upenyu hunobva pakugona kunzwa? Underwater kurira misungo disorient mhuka mumuviri mvura, achigogodza navo zvatinosiita nzira, nei hove huru uye Dolphins, vakarasika vari muchadenga, dzishambire kudzika mvura.

Too nokukurumidza pamukwidzwa penyika yacho yokusafa siyana decompression kurwara, umo nokuda chimbichimbi kumanikidzwa rutapudzo kuti senitrogen matema uchingounganidza muropa uye kukuvadza nhengo dzomukati nemidziyo ropa. kubvuma uku kunosimbiswa nemasayendisiti kuwana zviratidzo chirwere panguva kuvhuya chitunha yemhuka akafa. Nitrogen matema zviri shato huru ropa, pasi zvekungofungira masayendisiti anogona zvakananga ruzha ruzha kubva michina Ngarava dzepasi pemvura uye kuputika. Pasi zvinoitwa ruzha matema kuwedzera nokukurumidza uye makaita anogona kuzadza midziyo ropa, kukuvara rinenge kukuvadza tsinga.

Chikonzero kuti vakawanda rufu hove huru - vemauto muviri?

Strong kuputika, kuwedzera Simbiso midziyo zvinogona kuvhiringa nhengo mhuka. Fani iyi (zvemapapu lacerations uye ropa pamusoro zvomukati) vaongorori vakachengeta ari kuongorora nezano munguva kana pashure muchiuto muviri kuti hove huru uye Dolphins. Somuenzaniso, muna 1989 munguva wengarava muchiitwa pedyo Canary Islands pamhenderekedzo choutsi 24 whale. Sei kurasa hove huru pamahombekombe? Ungangove, chikonzero vakava sokusingatsungiririki pemvura ruzha, chaizvoizvo stun upenyu hwemvura. Ngarava dzepasi pemvura kukuvadza kuti zvomugungwa, vainyatsoongorora zvose vokuAmerica nokuti nyika ino muchiuto kunzwisisa iri pasi zvikuru zvikuru pachena kumanikidzwa.

Whale strandings chakaitika uye pamberi pakuonekwa akagadzirwa munhu shanduka uye kwaita Ngarava dzepasi pemvura. Kuti mumazuva iwayo aigona kuona chikamu ichi yomugungwa vanogara? Muna 1950, pamahombekombe chitsuwa Harare choutsi 64 shato huru, pashure 5 years pano vakaurayiwa 66 Dolphins. Chii chinoita mhuka kusarudza nzira iyi rufu? Sei kurasa hove huru pamahombekombe?

Kukundikana rinobva minda?

Maererano dzidziso Margaret Klinovsky pagore tama hove huru nemvura inodziya kuti kuberekesana uye calving, pashure idzo mhuka zvomumvura vari vakadzoka. nzira kunonyanya novimba rinobva minda, izvo rudzi varipo. Munzvimbo avakuru nokufamba minda izvi hove huru ingatadza zvadziri uye kushambira ari mumvura isina kudzika. Zvinonzi kuzivikanwa kuti hove huru kuzviuraya gobvu advantageously kuitika pakarepo pashure hadzitani, kanganisa rinobva mitsetse.

Maererano neimwe shanduro, iyo hove huru dziri beaching nokuda nokuchinja kwemamiriro okunze. Ocean dzenzvimbo kubva Antarctic kuunza mvura inotonhora kumanikidza hove huru nechikepe mumvura isina kudzika aine maonero ushamwari. In Australia, kuti anobuda hwakanyorwa pamusoro 80 hove huru dziri chaizvoizvo Dziine mitumbi ake shanu-kiromita romumhenderekedzo yegungwa mapazi. Akakwanisa kununura vanhu 25 chete. Sei kurasa hove huru pamahombekombe? Chii chaiva chikonzero vakawanda vanozviuraya? Zvichida kurasikirwa dzidziso, izvo zvinogona kukanganisa mamiriro okunze? In rinorema ekunze ari mhepo gusty rakasimba pakaitika dutu zvingaitika kana vanonzi pakaitika mvura. Animal akananga zvokutadza pedyo kunyika, hakuna uye kugara kunze kunangiswa mune nenguva netsika kana mvura tinokanganwa.

Kuzvidzora of nhamba - mumwe kubvuma nevazhinji achine hove huru kumhenderekedzo. Version ane nzvimbo iripo, kunyange vanhu hove huru zvakasikwa vasiri zvikuru kuti dzinoda kuti kucheka.

Chikonzero rufu hove huru - pakusvibiswa nyanza?

Sezvo mhaka vakawanda choutsi pakati hove huru pamhenderekedzo anogona kunzi pakusvibiswa munyanza, zvishoma nezvishoma akatendeukira kuva marara nemafashamo zvikuru. Kunyanya kuunganidza marara, cheshanu vasina maindasitiri choutsi uye tsvina mafuta chikawira pamhenderekedzo Hawaii. By saizi iri Garbage Patch riri Pacific Ocean, riri kuenderana muUnited States. Sezvingatarisirwa, kwakadaro remarara hombe, apo gobvu ndiro matani anopfuura mamiriyoni 100, ane inokanganisa cetaceans. Kunyange zvazvo mhuka idzi uye hove havasi kusiyana navo kufema mhepo, kwete kusvibiswa ichiputswa okisijeni iri aqueous unosvikirwa, kukuvadza kubva landfills yakadaro, vanogona kuva kunokonzerwa kunotevera uye kurova mafuta slicks.

Zvichida socio-mupfungwa chinhu?

Vanoziva remangwana kana zvinofunga pfungwa akaisawo mberi sezvo mumwe zvezvinokonzera vakawanda ejection hove huru kumhenderekedzo. Hove huru uye Dolphins imhuka zvemagariro, pasi pokudzora kwomudzimu mutungamiri. Kana zvapedzisira akarasika muchadenga dzidziso uye anoratidza makwai mumvura isina kudzika, mhuka, pasinei nengozi rufu, vachiri kuramba vamutevere.

Zvinotora nzvimbo kuvapo zvinotapukira dzidziso kuzviuraya ose cetaceans, izvo zvino pfungwa dzakapiwa masayendisiti munyika yose. Vamwe nemavhairasi yekutapurira mhuka, vane inokanganisa kunzwa rubatsiro mhuka, zvichikonzera zvirwere zvakadai yomumuzongoza uye encephalitis, kukonzera kukundikana echolocation hurongwa. Kurasika muchadenga zvevhiki Kit (mapikicha zvinogona kuonekwa munyaya) anotanga kumudzipa, saka beaching pacharo kuti zviite kufema. Tichidzokera wadzo maatomu akafanana chete kuwedzera dambudziko. Kare zvaifungwa kuti hove huru hazvigoni vanonyanya utachiwana. Kutaura zvazviri, vanogona kuva vatakuri zvomumvura zvisimbiso - zvokudya muurayi hove huru.

Netsaona kurova kumahombekombe, mhuka inogona kupa zviratidzo yokutambudzika wokwake, uyo pakarepo vanomhanyira kununura, uye murombo kuwira iwoyu se kudana rubatsiro.