{"id":6109,"date":"2026-10-19T09:48:29","date_gmt":"2026-10-19T09:48:29","guid":{"rendered":"https:\/\/phd.hi.is\/doktorsvorn\/doktorsvorn-i-jardedlisfraedi-bergur-einarsson\/"},"modified":"2026-10-19T09:48:29","modified_gmt":"2026-10-19T09:48:29","slug":"doktorsvorn-i-jardedlisfraedi-bergur-einarsson","status":"publish","type":"phd_defence","link":"https:\/\/phd.hi.is\/en\/doktorsvorn\/doktorsvorn-i-jardedlisfraedi-bergur-einarsson\/","title":{"rendered":"Doktorsv\u00f6rn \u00ed jar\u00f0e\u00f0lisfr\u00e6\u00f0i &#8211; Bergur Einarsson"},"content":{"rendered":"<div class=\"field-items\">\n<div class=\"field-item even\" property=\"content:encoded\">\n<p><strong>Doktorsefni: <\/strong>Bergur Einarsson<\/p>\n<p><strong>Heiti ritger\u00f0ar:\u00a0<\/strong>Vatnafr\u00e6\u00f0i \u00edslenskra j\u00f6kla: J\u00f6kulhlaup og \u00edsfl\u00e6\u00f0i (e. Subglacial hydrology of the Icelandic ice caps: Outburst floods and ice dynamics)<\/p>\n<p><strong>Andm\u00e6lendur:\u00a0<\/strong>Dr. Ian Hewitt, d\u00f3sent vi\u00f0 St\u00e6r\u00f0fr\u00e6\u00f0istofnun Oxford h\u00e1sk\u00f3la.\u00a0<\/p>\n<p>Dr. Halld\u00f3r P\u00e1lsson, pr\u00f3fessor \u00ed v\u00e9laverkfr\u00e6\u00f0i vi\u00f0 I\u00f0na\u00f0arverkfr\u00e6\u00f0i-, v\u00e9laverkfr\u00e6\u00f0i- og t\u00f6lvunarfr\u00e6\u00f0ideild H\u00e1sk\u00f3la \u00cdslands.<\/p>\n<p><strong>Lei\u00f0beinandi:<\/strong>\u00a0Dr. T\u00f3mas J\u00f3hannesson, fagstj\u00f3ri \u00e1 svi\u00f0i j\u00f6klafr\u00e6\u00f0i \u00e1 Ve\u00f0urstofu \u00cdslands.<\/p>\n<p><strong>Einnig \u00ed doktorsnefnd:\u00a0<\/strong>Dr. Helgi Bj\u00f6rnsson, ranns\u00f3knarpr\u00f3fessor emeritus vi\u00f0 Jar\u00f0v\u00edsindastofnun H\u00e1sk\u00f3la \u00cdslands.<\/p>\n<p>Dr. Gwenn E. Flowers, pr\u00f3fessor vi\u00f0 Jar\u00f0v\u00edsindadeild Simon Fraser h\u00e1sk\u00f3la, og gestapr\u00f3fessor vi\u00f0 H\u00e1sk\u00f3la \u00cdslands.<\/p>\n<p><strong>Doktorsv\u00f6rn st\u00fdrir:<\/strong>\u00a0Dr. Magn\u00fas Tumi Gu\u00f0mundsson, pr\u00f3fessor \u00ed jar\u00f0e\u00f0lisfr\u00e6\u00f0i og deildarforseti Jar\u00f0v\u00edsindadeildar.<\/p>\n<p><strong>\u00c1grip af ranns\u00f3kn:<\/strong>\u00a0Meginvi\u00f0fangsefni ritger\u00f0arinnar eru ranns\u00f3knir \u00e1 rennsli vatns \u00ed og undir j\u00f6klum og \u00e1hrifum \u00feess \u00e1 botnskri\u00f0, b\u00e6\u00f0i vi\u00f0 venjulegar a\u00f0st\u00e6\u00f0ur og aftakaa\u00f0st\u00e6\u00f0ur \u00ed j\u00f6kulhlaupum. Ritger\u00f0in byggist \u00e1 m\u00e6lingum \u00e1 hreyfingu j\u00f6kla og g\u00f6gnum um rennsli j\u00f6kulhlaupa og j\u00f6kul\u00e1a. Einnig er notast vi\u00f0 l\u00edkanreikna\u00f0 afrennsli fr\u00e1 nor\u00f0anver\u00f0um Hofsj\u00f6kli og vestanver\u00f0um Vatnaj\u00f6kli. Unnir eru l\u00edkanreikningar \u00e1 \u00edsfl\u00e6\u00f0i \u00ed \u00edshellu yfir l\u00f3num vi\u00f0 j\u00f6kulbotn sem t\u00e6mast \u00ed j\u00f6kulhlaupum. M\u00e6lingarnar og t\u00falkun gagnanna fr\u00e1 j\u00f6kulhlaupunum s\u00fdna: (1) hvernig \u00fer\u00fdstibylgja gengur ni\u00f0ur hlaupfarveginn undir j\u00f6klinum \u00ed hra\u00f0r\u00edsandi j\u00f6kulhlaupum og myndar r\u00fdmi fyrir fl\u00f3\u00f0vatni\u00f0 me\u00f0 \u00fev\u00ed a\u00f0 lyfta j\u00f6klinum, (2) aukna hreyfingu j\u00f6kulsins me\u00f0an \u00e1 j\u00f6kulhlaupum stendur vegna minnka\u00f0s vi\u00f0n\u00e1ms vi\u00f0 botn, (3) vatnss\u00f6fnun undir j\u00f6klinum \u00ed h\u00e6gr\u00edsandi j\u00f6kulhlaupum og (4) lyftingu j\u00f6kulsins \u00ed b\u00e6\u00f0i h\u00e6g- og hra\u00f0r\u00edsandi j\u00f6kulhlaupum vegna vatns\u00fer\u00fdstings vi\u00f0 botn sem er h\u00e6rri en farg\u00fer\u00fdstingur j\u00f6kulsins. Seinustu tv\u00e6r ni\u00f0urst\u00f6\u00f0urnar stangast \u00e1 vi\u00f0 hef\u00f0bundnar kenningar um h\u00e6gr\u00edsandi j\u00f6kulhlaup. M\u00e6lingar \u00e1 hreyfingu S\u00e1tuj\u00f6kuls og Skaft\u00e1rj\u00f6kuls fyrir t\u00edmabil milli hlaupa s\u00fdna auki\u00f0 \u00edsskri\u00f0 vegna \u00e1hrifa vatns \u00e1 vi\u00f0n\u00e1m vi\u00f0 j\u00f6kulbotn. \u00deessar ni\u00f0urst\u00f6\u00f0ur eru mikilv\u00e6gar \u00fev\u00ed aukinn skilningur \u00e1 vatnskerfi vi\u00f0 botn j\u00f6kla og \u00e1hrifum \u00feess \u00e1 \u00edsskri\u00f0 er mikilv\u00e6gur fyrir sp\u00e1r um breytingar \u00e1 j\u00f6klum og h\u00e6kkun \u00e1 sj\u00e1varbor\u00f0i heimshafanna af \u00feeirra v\u00f6ldum. G\u00f3\u00f0 \u00feekking \u00e1 j\u00f6kulhlaupum er l\u00edka mikilv\u00e6g \u00fev\u00ed \u00feau geta skapa\u00f0 h\u00e6ttu.<\/p>\n<p>Doktorsverkefni\u00f0 var unni\u00f0 \u00e1 Ve\u00f0urstofu \u00cdslands sem hluti af samnorr\u00e6na \u00f6ndvegissetrinu SVALI, \u2018Stability and Variations of Arctic Land Ice\u2019 sem var fj\u00e1rmagna\u00f0 af norr\u00e6nu r\u00e1\u00f0herranefndinni.<\/p>\n<p><strong><\/strong><\/p>\n<p><strong>Um doktorsefni\u00f0:\u00a0<\/strong>Bergur Einarsson (f. 1981) lauk BS-gr\u00e1\u00f0u \u00ed jar\u00f0e\u00f0lisfr\u00e6\u00f0i fr\u00e1 H\u00e1sk\u00f3la \u00cdslands \u00e1ri\u00f0 2004 og MS-gr\u00e1\u00f0u \u00ed s\u00f6mu grein, fr\u00e1 sama sk\u00f3la \u00e1ri\u00f0 2009. Bergur starfa\u00f0i hj\u00e1 Vatnam\u00e6lingum Orkustofnunar a\u00f0 loknu BS n\u00e1mi og me\u00f0an \u00e1 MS n\u00e1mi st\u00f3\u00f0. Bergur hefur starfa\u00f0 \u00e1 Ve\u00f0urstofu \u00cdslands fr\u00e1 sameiningu Vatnam\u00e6linga og Ve\u00f0urstofunnar \u00e1ri\u00f0 2009.<\/p>\n<p><a href=\"https:\/\/www.facebook.com\/events\/248148062409904\/\">Facebook vi\u00f0bur\u00f0ur<\/a><\/p>\n<\/div><\/div>","protected":false},"featured_media":5189,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_phd_date_start":"2018-05-23T14:00:00+00:00","_phd_date_end":"2018-05-23T16:00:00+00:00","_phd_location":"A\u00f0albygging H\u00e1t\u00ed\u00f0arsalur","_phd_admission":"Fer fram \u00e1 ensku Allir velkomnir","_phd_thesis_title":"Vatnafr\u00e6\u00f0i \u00edslenskra j\u00f6kla: J\u00f6kulhlaup og \u00edsfl\u00e6\u00f0i (e. Subglacial hydrology of the Icelandic ice caps: Outburst floods and ice dynamics)","_phd_source_url":"https:\/\/gamli.hi.is\/vidburdir\/doktorsvorn_i_jardedlisfraedi_bergur_einarsson","_phd_source_node_id":"310937","_phd_source_type":"vidburdir","_phd_member_id":531,"footnotes":""},"phd_school":[113,93],"phd_discipline":[114],"class_list":["post-6109","phd_defence","type-phd_defence","status-publish","has-post-thumbnail","hentry","phd_school-jardvisindadeild","phd_school-verkfraedi-og-natturuvisindasvid","phd_discipline-phd-i-jardedlisfraedi"],"_links":{"self":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence\/6109","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence"}],"about":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/types\/phd_defence"}],"version-history":[{"count":0,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence\/6109\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/media\/5189"}],"wp:attachment":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/media?parent=6109"}],"wp:term":[{"taxonomy":"phd_school","embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_school?post=6109"},{"taxonomy":"phd_discipline","embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_discipline?post=6109"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}