{"id":236945,"date":"2022-12-30T16:27:26","date_gmt":"2022-12-30T15:27:26","guid":{"rendered":"https:\/\/climatescience.press\/?p=236945"},"modified":"2022-12-30T16:27:27","modified_gmt":"2022-12-30T15:27:27","slug":"another-new-study-affirms-the-arctic-was-warmer-with-less-sea-ice-during-the-mid-holocene","status":"publish","type":"post","link":"https:\/\/climatescience.press\/?p=236945","title":{"rendered":"Another New Study Affirms The Arctic Was Warmer With Less Sea Ice During The Mid-Holocene"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"723\" height=\"723\" data-attachment-id=\"236958\" data-permalink=\"https:\/\/climatescience.press\/?attachment_id=236958\" data-orig-file=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?fit=1024%2C1024&amp;ssl=1\" data-orig-size=\"1024,1024\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"image-962\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?fit=723%2C723&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?resize=723%2C723&#038;ssl=1\" alt=\"\" class=\"wp-image-236958\" srcset=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?w=1024&amp;ssl=1 1024w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?resize=768%2C768&amp;ssl=1 768w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?resize=800%2C800&amp;ssl=1 800w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?resize=400%2C400&amp;ssl=1 400w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?resize=200%2C200&amp;ssl=1 200w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?resize=450%2C450&amp;ssl=1 450w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?resize=60%2C60&amp;ssl=1 60w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?resize=550%2C550&amp;ssl=1 550w\" sizes=\"auto, (max-width: 723px) 100vw, 723px\" \/><\/figure>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">From <a href=\"https:\/\/notrickszone.com\/2022\/12\/29\/another-new-study-affirms-the-arctic-was-warmer-with-less-sea-ice-during-the-mid-holocene\/?utm_source=rss&amp;utm_medium=rss&amp;utm_campaign=another-new-study-affirms-the-arctic-was-warmer-with-less-sea-ice-during-the-mid-holocene\">NoTricksZone<\/a><\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><em>By\u00a0<a href=\"https:\/\/notrickszone.com\/author\/kenneth-richard\/\">Kenneth Richard<\/a>\u00a0<\/em><\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>\u201cCompared to the present climate, the Arctic climate in MH [Mid-Holocene] summer became warmer and had less sea ice\u201d (<a href=\"https:\/\/www.nature.com\/articles\/s41467-022-33106-1\">Dong et al., 2022<\/a>).<\/strong><\/h4>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">While the modern Arctic \u201cremains largely covered by sea ice in June and July,\u201d the higher summer sea surface temperatures (SSTs) from about 3,000 to 7,000 years ago meant the East Siberian Sea had \u201csea-ice free conditions throughout the MH summer.\u201d<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"638\" height=\"1024\" data-attachment-id=\"236948\" data-permalink=\"https:\/\/climatescience.press\/?attachment_id=236948\" data-orig-file=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0A-warmer-Arctic-with-less-sea-ice-during-the-Mid-Holocene-Dong-2022.jpg?fit=816%2C1309&amp;ssl=1\" data-orig-size=\"816,1309\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"0A-warmer-Arctic-with-less-sea-ice-during-the-Mid-Holocene-Dong-2022\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0A-warmer-Arctic-with-less-sea-ice-during-the-Mid-Holocene-Dong-2022.jpg?fit=638%2C1024&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0A-warmer-Arctic-with-less-sea-ice-during-the-Mid-Holocene-Dong-2022.jpg?resize=638%2C1024&#038;ssl=1\" alt=\"\" class=\"wp-image-236948\" srcset=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0A-warmer-Arctic-with-less-sea-ice-during-the-Mid-Holocene-Dong-2022.jpg?resize=638%2C1024&amp;ssl=1 638w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0A-warmer-Arctic-with-less-sea-ice-during-the-Mid-Holocene-Dong-2022.jpg?resize=187%2C300&amp;ssl=1 187w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0A-warmer-Arctic-with-less-sea-ice-during-the-Mid-Holocene-Dong-2022.jpg?resize=768%2C1232&amp;ssl=1 768w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0A-warmer-Arctic-with-less-sea-ice-during-the-Mid-Holocene-Dong-2022.jpg?w=816&amp;ssl=1 816w\" sizes=\"auto, (max-width: 638px) 100vw, 638px\" \/><\/figure>\n<\/div>\n\n\n<h6 class=\"wp-block-heading alignwide has-text-align-center\">Image Source:\u00a0<strong><a href=\"https:\/\/www.nature.com\/articles\/s41467-022-33106-1\">Dong et al., 2022<\/a><\/strong><\/h6>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/climatescience.press\/wp-content\/uploads\/2022\/12\/s41467-022-33106-1.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Embed of s41467-022-33106-1.\"><\/object><a id=\"wp-block-file--media-ee72ecb5-b958-49c4-beea-856ece27a0c6\" href=\"https:\/\/climatescience.press\/wp-content\/uploads\/2022\/12\/s41467-022-33106-1.pdf\">s41467-022-33106-1<\/a><a href=\"https:\/\/climatescience.press\/wp-content\/uploads\/2022\/12\/s41467-022-33106-1.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-ee72ecb5-b958-49c4-beea-856ece27a0c6\">Herunterladen<\/a><\/div>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">Other studies assessing the paleoclimate and sea ice cover trends for the Chukchi Sea region provide more detailed quantification.<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">McKay et al. (<strong><a href=\"https:\/\/research.byrd.osu.edu\/geo\/publications\/mckay_etal_CJES_08.pdf\">2008<\/a><\/strong>) reported the modern Arctic sea ice coverage lasts 10.6 months per year, and present-day summer SSTs average 1.1\u00b0C.<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">But throughout most of the last 9,000 years the Chukchi SSTs ranged from 3 to 7.5\u00b0C (2 to 6.5\u00b0C warmer than present), and sea ice coverage lasted 5.5 to 9 months per year, or 1.5 to 5 fewer months than modern.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"723\" height=\"438\" data-attachment-id=\"236949\" data-permalink=\"https:\/\/climatescience.press\/?attachment_id=236949\" data-orig-file=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Arctic-Sea-Ice-Chukchi-McKay-2008.jpg?fit=1264%2C767&amp;ssl=1\" data-orig-size=\"1264,767\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"0Arctic-Sea-Ice-Chukchi-McKay-2008\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Arctic-Sea-Ice-Chukchi-McKay-2008.jpg?fit=723%2C438&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Arctic-Sea-Ice-Chukchi-McKay-2008.jpg?resize=723%2C438&#038;ssl=1\" alt=\"\" class=\"wp-image-236949\" srcset=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Arctic-Sea-Ice-Chukchi-McKay-2008.jpg?resize=1024%2C621&amp;ssl=1 1024w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Arctic-Sea-Ice-Chukchi-McKay-2008.jpg?resize=300%2C182&amp;ssl=1 300w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Arctic-Sea-Ice-Chukchi-McKay-2008.jpg?resize=768%2C466&amp;ssl=1 768w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Arctic-Sea-Ice-Chukchi-McKay-2008.jpg?resize=1200%2C728&amp;ssl=1 1200w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Arctic-Sea-Ice-Chukchi-McKay-2008.jpg?w=1264&amp;ssl=1 1264w\" sizes=\"auto, (max-width: 723px) 100vw, 723px\" \/><\/figure>\n<\/div>\n\n\n<h6 class=\"wp-block-heading has-text-align-center\">Image Source:\u00a0<strong><a href=\"https:\/\/research.byrd.osu.edu\/geo\/publications\/mckay_etal_CJES_08.pdf\">McKay et al, 2008<\/a><\/strong><\/h6>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">Porter et al. (<strong><a href=\"https:\/\/agupubs.onlinelibrary.wiley.com\/doi\/full\/10.1029\/2019JD031023\">2019<\/a><\/strong>) also conclude modern Chukchi Sea summer sea ice endures for about 11 to 11.5 months per year, a duration that has remained stable for the last 200 years. In contrast, during the 1500s, 1600s, and 1700s sea ice coverage lasted only 7 to 9 months per year.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"723\" height=\"517\" data-attachment-id=\"236950\" data-permalink=\"https:\/\/climatescience.press\/?attachment_id=236950\" data-orig-file=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Sea-ice-Western-Arctic-less-extensive-during-1500s-to-1700s-Porter-2019.jpg?fit=777%2C556&amp;ssl=1\" data-orig-size=\"777,556\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"0Sea-ice-Western-Arctic-less-extensive-during-1500s-to-1700s-Porter-2019\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Sea-ice-Western-Arctic-less-extensive-during-1500s-to-1700s-Porter-2019.jpg?fit=723%2C517&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Sea-ice-Western-Arctic-less-extensive-during-1500s-to-1700s-Porter-2019.jpg?resize=723%2C517&#038;ssl=1\" alt=\"\" class=\"wp-image-236950\" srcset=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Sea-ice-Western-Arctic-less-extensive-during-1500s-to-1700s-Porter-2019.jpg?w=777&amp;ssl=1 777w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Sea-ice-Western-Arctic-less-extensive-during-1500s-to-1700s-Porter-2019.jpg?resize=300%2C215&amp;ssl=1 300w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Sea-ice-Western-Arctic-less-extensive-during-1500s-to-1700s-Porter-2019.jpg?resize=768%2C550&amp;ssl=1 768w\" sizes=\"auto, (max-width: 723px) 100vw, 723px\" \/><\/figure>\n<\/div>\n\n\n<h6 class=\"wp-block-heading has-text-align-center\">Image Source:\u00a0<strong><a href=\"https:\/\/agupubs.onlinelibrary.wiley.com\/doi\/full\/10.1029\/2019JD031023\">Porter et al., 2019<\/a><\/strong><\/h6>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">Finally, Zhou et al. (<strong><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0377839821000281\">2021<\/a><\/strong>) indicate that while the surface water of the Chukchi Plateau is \u201ccovered by perennial sea ice\u201d today, this region had \u201cprobably summer sea-ice-free conditions during the Holocene.\u201d<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"723\" height=\"556\" data-attachment-id=\"236952\" data-permalink=\"https:\/\/climatescience.press\/?attachment_id=236952\" data-orig-file=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Holocene-sea-ice-free-seasons-Chukchi-Sea-Zhou-2021.jpg?fit=1066%2C819&amp;ssl=1\" data-orig-size=\"1066,819\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"0Holocene-sea-ice-free-seasons-Chukchi-Sea-Zhou-2021\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Holocene-sea-ice-free-seasons-Chukchi-Sea-Zhou-2021.jpg?fit=723%2C556&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Holocene-sea-ice-free-seasons-Chukchi-Sea-Zhou-2021.jpg?resize=723%2C556&#038;ssl=1\" alt=\"\" class=\"wp-image-236952\" srcset=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Holocene-sea-ice-free-seasons-Chukchi-Sea-Zhou-2021.jpg?resize=1024%2C787&amp;ssl=1 1024w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Holocene-sea-ice-free-seasons-Chukchi-Sea-Zhou-2021.jpg?resize=300%2C230&amp;ssl=1 300w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Holocene-sea-ice-free-seasons-Chukchi-Sea-Zhou-2021.jpg?resize=768%2C590&amp;ssl=1 768w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/0Holocene-sea-ice-free-seasons-Chukchi-Sea-Zhou-2021.jpg?w=1066&amp;ssl=1 1066w\" sizes=\"auto, (max-width: 723px) 100vw, 723px\" \/><\/figure>\n<\/div>\n\n\n<h6 class=\"wp-block-heading alignwide has-text-align-center\">Image Source:&nbsp;<strong><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0377839821000281\">Zhou et al., 2021<\/a><\/strong><\/h6>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"723\" height=\"341\" data-attachment-id=\"236954\" data-permalink=\"https:\/\/climatescience.press\/?attachment_id=236954\" data-orig-file=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-961.png?fit=1010%2C477&amp;ssl=1\" data-orig-size=\"1010,477\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"image-961\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-961.png?fit=723%2C341&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-961.png?resize=723%2C341&#038;ssl=1\" alt=\"\" class=\"wp-image-236954\" srcset=\"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-961.png?w=1010&amp;ssl=1 1010w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-961.png?resize=300%2C142&amp;ssl=1 300w, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-961.png?resize=768%2C363&amp;ssl=1 768w\" sizes=\"auto, (max-width: 723px) 100vw, 723px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u201cCompared to the present climate, the Arctic climate in MH [Mid-Holocene] summer became warmer and had less sea ice\u201d<\/p>\n","protected":false},"author":121246920,"featured_media":236958,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_crdt_document":"","advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[1],"tags":[],"class_list":{"0":"post-236945","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","6":"hentry","7":"category-uncategorized","9":"fallback-thumbnail"},"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/12\/image-962.png?fit=1024%2C1024&ssl=1","jetpack_likes_enabled":true,"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/paxLW1-ZDH","jetpack-related-posts":[{"id":324615,"url":"https:\/\/climatescience.press\/?p=324615","url_meta":{"origin":236945,"position":0},"title":"Nature Publication: Researchers Find Arctic Region 10,000 Years Ago Warmer Than Today","author":"uwe.roland.gross","date":"29\/04\/2024","format":false,"excerpt":"Examined today is a paper appearing in the journal Nature Communications titled: \u201cSeasonal sea-ice in the Arctic\u2019s last ice area during the Early Holocene\u201d The authors looked at sea ice in the region of the Lincoln Sea, bordering northern Greenland and Canada, will be the final stronghold of perennial Arctic\u2026","rel":"","context":"In \"Arctic\"","block_context":{"text":"Arctic","link":"https:\/\/climatescience.press\/?tag=arctic"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/04\/0Melting_Sea_Ice.JPG_9iZp5pr.jpg?fit=1200%2C796&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/04\/0Melting_Sea_Ice.JPG_9iZp5pr.jpg?fit=1200%2C796&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/04\/0Melting_Sea_Ice.JPG_9iZp5pr.jpg?fit=1200%2C796&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/04\/0Melting_Sea_Ice.JPG_9iZp5pr.jpg?fit=1200%2C796&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/04\/0Melting_Sea_Ice.JPG_9iZp5pr.jpg?fit=1200%2C796&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":195375,"url":"https:\/\/climatescience.press\/?p=195375","url_meta":{"origin":236945,"position":1},"title":"New Study: Arctic Was Much Warmer 6000 Years Ago\u2026 90% Of Glaciers, Ice Caps Smaller Than Present or Absent!","author":"uwe.roland.gross","date":"10\/04\/2022","format":false,"excerpt":"Climate alarmists hate this inconvenient fact: hundreds of temperature reconstructions show that the northern hemisphere was much warmer over much of the past 10,000 years (Holocene) than it is today. HAT-TIP:\u00a0Klimaschau here Massive 66 temperature reconstructions One recent study:\u00a0Arctic glaciers and ice caps through the Holocene: a circumpolar synthesis of\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2022\/04\/0articgl.jpg?fit=474%2C316&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":353107,"url":"https:\/\/climatescience.press\/?p=353107","url_meta":{"origin":236945,"position":2},"title":"The Barents Sea Was Seasonally Ice Free for Much of the Holocene\u2026Today It\u2019s Ice-Covered Year-Round","author":"uwe.roland.gross","date":"03\/12\/2024","format":false,"excerpt":"More evidence has emerged suggesting there is more sea ice in the Arctic today than nearly any time in the last 8000 years.","rel":"","context":"In \"Barents Sea (Arctic)\"","block_context":{"text":"Barents Sea (Arctic)","link":"https:\/\/climatescience.press\/?tag=barents-sea-arctic"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/12\/0aleksei-vasilev-selo-teriberka-murmanskaia-oblast-kolskii-po.webp?fit=1200%2C766&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/12\/0aleksei-vasilev-selo-teriberka-murmanskaia-oblast-kolskii-po.webp?fit=1200%2C766&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/12\/0aleksei-vasilev-selo-teriberka-murmanskaia-oblast-kolskii-po.webp?fit=1200%2C766&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/12\/0aleksei-vasilev-selo-teriberka-murmanskaia-oblast-kolskii-po.webp?fit=1200%2C766&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/12\/0aleksei-vasilev-selo-teriberka-murmanskaia-oblast-kolskii-po.webp?fit=1200%2C766&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":426755,"url":"https:\/\/climatescience.press\/?p=426755","url_meta":{"origin":236945,"position":3},"title":"New Study: A 4\u00b0C Warmer Beaufort Sea Had \u2018No Sea Ice\u2019 11,700 \u2013 8200 Years Ago","author":"uwe.roland.gross","date":"17\/02\/2026","format":false,"excerpt":"According to a\u00a0new study, there was \u201cno sea ice\u201d in the Arctic\u2019s Beaufort Sea from 11,700 to 8200 years ago.","rel":"","context":"In \"Atlantic meridional overturning circulation (AMOC)\"","block_context":{"text":"Atlantic meridional overturning circulation (AMOC)","link":"https:\/\/climatescience.press\/?tag=atlantic-meridional-overturning-circulation-amoc"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2025\/04\/0arcticseaice.jpg?fit=1200%2C685&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2025\/04\/0arcticseaice.jpg?fit=1200%2C685&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2025\/04\/0arcticseaice.jpg?fit=1200%2C685&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2025\/04\/0arcticseaice.jpg?fit=1200%2C685&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2025\/04\/0arcticseaice.jpg?fit=1200%2C685&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":293513,"url":"https:\/\/climatescience.press\/?p=293513","url_meta":{"origin":236945,"position":4},"title":"The Narrative That Polar Bears Need Sea Ice To Catch Prey Has Collapsed As More Evidence Piles Up","author":"uwe.roland.gross","date":"02\/01\/2024","format":false,"excerpt":"Arctic regions with 6+ months of sea ice coverage today were ice-free nearly year-round 9,000 to 5,000 years ago (2\u00b0C warmer) and 130,000 to 115,000 years ago (7-8\u00b0C warmer). And yet polar bears survived these periods.","rel":"","context":"In \"Arctic\"","block_context":{"text":"Arctic","link":"https:\/\/climatescience.press\/?tag=arctic"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/01\/image-50.png?fit=1024%2C1024&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/01\/image-50.png?fit=1024%2C1024&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/01\/image-50.png?fit=1024%2C1024&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2024\/01\/image-50.png?fit=1024%2C1024&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":251987,"url":"https:\/\/climatescience.press\/?p=251987","url_meta":{"origin":236945,"position":5},"title":"Scientists Say A 6\u00b0C Warmer-Than-Today Arctic Is \u2018Optimal\u2019 For Thermophile Species","author":"uwe.roland.gross","date":"09\/04\/2023","format":false,"excerpt":"This region is today about 6\u00b0C colder than it was during the early Holocene (~10,000 to 8,000 years ago), a climatic period scientists characterize as an optimum, or \u201cmost favorable,\u201d for a \u201crich species pool\u201d of thermophiles.","rel":"","context":"In \"Artic sea ice\"","block_context":{"text":"Artic sea ice","link":"https:\/\/climatescience.press\/?tag=artic-sea-ice"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2023\/04\/0.jpeg?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2023\/04\/0.jpeg?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2023\/04\/0.jpeg?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2023\/04\/0.jpeg?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/climatescience.press\/wp-content\/uploads\/2023\/04\/0.jpeg?fit=1200%2C800&ssl=1&resize=1050%2C600 3x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/climatescience.press\/index.php?rest_route=\/wp\/v2\/posts\/236945","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/climatescience.press\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/climatescience.press\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/climatescience.press\/index.php?rest_route=\/wp\/v2\/users\/121246920"}],"replies":[{"embeddable":true,"href":"https:\/\/climatescience.press\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=236945"}],"version-history":[{"count":7,"href":"https:\/\/climatescience.press\/index.php?rest_route=\/wp\/v2\/posts\/236945\/revisions"}],"predecessor-version":[{"id":236959,"href":"https:\/\/climatescience.press\/index.php?rest_route=\/wp\/v2\/posts\/236945\/revisions\/236959"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/climatescience.press\/index.php?rest_route=\/wp\/v2\/media\/236958"}],"wp:attachment":[{"href":"https:\/\/climatescience.press\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=236945"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/climatescience.press\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=236945"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/climatescience.press\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=236945"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}