{"id":2814,"date":"2021-09-26T19:31:53","date_gmt":"2021-09-26T19:31:53","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=2814"},"modified":"2021-09-26T19:31:53","modified_gmt":"2021-09-26T19:31:53","slug":"walrus-haul-outs-arctic-sea-ice-loss","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/ro\/science\/climate-science\/walrus-haul-outs-arctic-sea-ice-loss\/","title":{"rendered":"Ie\u0219irea morselor la \u02bcmal: Un semnal de alarm\u0103 privind pierderea ghe\u021bii marine arctice"},"content":{"rendered":"

Ie\u015firea morselor la \u02bcmal: O consecin\u021b\u0103 dezastruoas\u0103 a pierderii ghe\u021bii marine arctice<\/h2>\n\n

Adun\u0103ri de mas\u0103 pe \u021b\u0103rmurile Alask\u0103i<\/h2>\n\n

\u00centr-o tendin\u021b\u0103 \u00eengrijor\u0103toare, mii de morse au fost din nou for\u021bate s\u0103 ias\u0103 la \u021b\u0103rm \u00een Alaska, c\u0103ut\u00e2nd refugiu pe plaje din cauza lipsei de ghea\u021b\u0103 marin\u0103 pentru odihn\u0103. Acest fenomen, cunoscut sub numele de \u201eie\u0219ire la \u02bcmal\u201d, a devenit din ce \u00een ce mai frecvent \u00een ultimii ani, pe m\u0103sur\u0103 ce ghea\u021ba marin\u0103 arctic\u0103 continu\u0103 s\u0103 scad\u0103.<\/p>\n\n

Impactul pierderii ghe\u021bii marine<\/h2>\n\n

Morsele se bazeaz\u0103 pe ghea\u021ba marin\u0103 ca o platform\u0103 pentru odihn\u0103, al\u0103ptarea puilor \u0219i sc\u0103parea de pr\u0103d\u0103tori. Cu toate acestea, pierderea ghe\u021bii marine din cauza schimb\u0103rilor climatice le-a l\u0103sat cu mai pu\u021bine locuri potrivite pentru odihn\u0103. Drept urmare, sunt for\u021bate s\u0103 se trasc\u0103 pe \u021b\u0103rm \u00een num\u0103r mare, ceea ce duce adesea la condi\u021bii aglomerate \u0219i stresante.<\/p>\n\n

Condi\u021bii aglomerate \u0219i risc de busculad\u0103<\/h2>\n\n

Condi\u021biile aglomerate \u00een timpul ie\u0219irilor la \u02bcmal pot duce la un risc de busculad\u0103, \u00een special dac\u0103 animalele sunt speriate de oameni sau de aeronave. Anul trecut, aproximativ 60 de morse tinere au murit \u00eentr-o busculad\u0103 \u00een timpul unui eveniment similar de ie\u0219ire la \u02bcmal. Pentru a reduce acest risc, pilo\u021bilor \u0219i altor activit\u0103\u021bi umane li se recomand\u0103 s\u0103 p\u0103streze o distan\u021b\u0103 sigur\u0103 fa\u021b\u0103 de animale.<\/p>\n\n

Sensibilitate la zgomot \u0219i aeronave<\/h2>\n\n

Morsele sunt foarte sensibile la perturb\u0103rile provocate de zgomot \u0219i aeronave. Zgomotul motorului \u0219i aeronavele care zboar\u0103 la joas\u0103 \u00een\u0103l\u021bime pot declan\u0219a busculade, mai ales c\u00e2nd animalele sunt \u00eenghesuite la un loc. Pentru a proteja morsele \u00een timpul ie\u0219irilor la \u02bcmal, aeronavele sunt sf\u0103tuite s\u0103 evite s\u0103 zboare direct deasupra sau \u00een apropierea adun\u0103rilor.<\/p>\n\n

Declinul ghe\u021bii marine arctice<\/h2>\n\n

Ghea\u021ba marin\u0103 arctic\u0103 a cunoscut un declin constant \u00een ultimele decenii, ating\u00e2nd o \u00eentindere maxim\u0103 record sc\u0103zut\u0103 \u00een timpul iernii anului 2022. Oamenii de \u0219tiin\u021b\u0103 cred c\u0103 Arctica ar putea fi complet lipsit\u0103 de ghea\u021b\u0103 \u00een lunile de var\u0103 p\u00e2n\u0103 \u00een anii 2030, ceea ce ar avea implica\u021bii profunde pentru via\u021ba s\u0103lbatic\u0103 \u0219i comunit\u0103\u021bile indigene care depind de ghea\u021b\u0103.<\/p>\n\n

Impacturile asupra vie\u021bii s\u0103lbatice<\/h2>\n\n

Pierderea ghe\u021bii marine din Arctica nu afecteaz\u0103 numai morsele, ci \u0219i o gam\u0103 larg\u0103 de alte specii s\u0103lbatice care depind de ghea\u021b\u0103 pentru supravie\u021buire. Ur\u0219ii polari, focile \u0219i p\u0103s\u0103rile marine se num\u0103r\u0103 printre numeroasele specii care se bazeaz\u0103 pe ghea\u021ba marin\u0103 pentru v\u00e2n\u0103toare, odihn\u0103 \u0219i reproducere.<\/p>\n\n

Impacturile asupra comunit\u0103\u021bilor indigene<\/h2>\n\n

Comunit\u0103\u021bile indigene din Arctica s-au bazat \u00een mod tradi\u021bional pe ghea\u021ba marin\u0103 pentru v\u00e2n\u0103toare, pescuit \u0219i transport. Pierderea ghe\u021bii marine perturb\u0103 aceste mijloace de trai tradi\u021bionale \u0219i practicile culturale, oblig\u00e2nd comunit\u0103\u021bile s\u0103 se adapteze la condi\u021bii noi \u0219i dificile.<\/p>\n\n

Atenuare \u0219i adaptare<\/h2>\n\n

Abordarea problemei ie\u0219irilor morselor la \u02bcmal \u0219i a impactului mai larg al pierderii ghe\u021bii marine din Arctica necesit\u0103 o abordare multifa\u021betat\u0103. Strategiile de atenuare, cum ar fi reducerea emisiilor de gaze cu efect de ser\u0103, sunt cruciale pentru \u00eencetinirea ritmului schimb\u0103rilor climatice \u0219i conservarea habitatelor cu ghea\u021b\u0103 marin\u0103. Strategiile de adaptare, cum ar fi monitorizarea comunitar\u0103 \u0219i gestionarea faunei s\u0103lbatice, sunt, de asemenea, esen\u021biale pentru a ajuta via\u021ba s\u0103lbatic\u0103 \u0219i comunit\u0103\u021bile indigene s\u0103 fac\u0103 fa\u021b\u0103 schimb\u0103rii peisajului arctic.<\/p>\n\n

\u00cen\u021beleg\u00e2nd cauzele \u0219i consecin\u021bele ie\u0219irilor morselor la \u02bcmal \u0219i a declinului ghe\u021bii marine arctice, putem lucra pentru a atenua impacturile \u0219i pentru a proteja at\u00e2t via\u021ba s\u0103lbatic\u0103, c\u00e2t \u0219i comunit\u0103\u021bile umane \u00een aceast\u0103 regiune vulnerabil\u0103.<\/p>","protected":false},"excerpt":{"rendered":"

Ie\u015firea morselor la \u02bcmal: O consecin\u021b\u0103 dezastruoas\u0103 a pierderii ghe\u021bii marine arctice Adun\u0103ri de mas\u0103 pe \u021b\u0103rmurile Alask\u0103i \u00centr-o tendin\u021b\u0103 \u00eengrijor\u0103toare, mii de morse au fost din nou for\u021bate s\u0103…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[284],"tags":[254,1354,401,5567,5566,34],"class_list":["post-2814","post","type-post","status-publish","format-standard","hentry","category-climate-science","tag-wildlife","tag-arctic","tag-conservation","tag-sea-ice","tag-walrus","tag-climate-change"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/2814","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/comments?post=2814"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/2814\/revisions"}],"predecessor-version":[{"id":2815,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/2814\/revisions\/2815"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/media?parent=2814"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/categories?post=2814"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/tags?post=2814"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}