{"id":582002,"date":"2023-12-18T11:49:26","date_gmt":"2023-12-18T16:49:26","guid":{"rendered":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg"},"modified":"2023-12-18T11:54:03","modified_gmt":"2023-12-18T16:54:03","slug":"pia25984orig","status":"inherit","type":"attachment","link":"https:\/\/www.nasa.gov\/image-detail\/pia25984orig\/","title":{"rendered":"Ice Flows on Mars"},"author":334,"comment_status":"closed","ping_status":"closed","template":"","meta":{"nasa_hds_core_meta_l10n":"en-US","nasa_hds_core_meta_article_editor":"","nasa_hds_core_meta_article_contacts":[],"nasa_hds_core_meta_article_topic":"","nasa_hds_core_meta_linked_locations":[],"nasa_hds_core_meta_article_related_articles":[],"hds_migrate_meta_pr_release_id":"","hds_migrate_meta_pr_release_type":"","nasa_hds_core_meta_location_x":"","nasa_hds_core_meta_location_y":"","nasa_hds_core_meta_gallery_images":[],"nasa_hds_core_meta_video_cc_file_id":"","nasa_hds_core_meta_audio_cc_file_id":""},"media-tags":[],"read_time":1,"video_cc_url":"","audio_cc_url":"","credits":"NASA \/ JPL-Caltech \/ University of Arizona","original_date":{"stamp":1692316800,"display":"August 18th, 2023"},"description":{"rendered":"<p class=\"attachment\"><a href='https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"188\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=300\" class=\"attachment-medium size-medium\" alt=\"A black and white image of a portion of Mars' surface from above. Ridges stretch from top right to the bottom, the result of ice moving over possibly thousands of years. The glacier-like forms left behind have a mottled appearance.\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg 2880w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?resize=300,188 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?resize=768,480 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?resize=1024,640 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?resize=1536,960 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?resize=2048,1280 2048w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?resize=400,250 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?resize=600,375 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?resize=900,563 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?resize=1200,750 1200w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?resize=2000,1250 2000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>The surface of Mars is littered with examples of glacier-like landforms. While surface ice deposits are mostly limited to the polar caps, patterns of slow, viscous flow abound in many non-polar regions of Mars.<\/p>\n<p>Streamlines that appear as linear ridges in the surface soils and rocky debris are often exposed on top of infilling deposits that coat crater and valley floors. We see such patterns on the surfaces of Earth’s icy glaciers and debris-covered “rock glaciers.” As ice flows downhill, rock and soil are plucked from the surrounding landscape and ferried along the flowing ice surface and within the icy subsurface. While this process is gradual, taking perhaps thousands of years or longer, it creates a network of linear patterns that reveal the history of ice flow.<\/p>\n"},"caption":{"rendered":"<p>The surface of Mars is littered with examples of glacier-like landforms. While surface ice deposits are mostly limited to the polar caps, patterns of slow, viscous flow abound in many non-polar regions of Mars.<\/p>\n<p>Streamlines that appear as linear ridges in the surface soils and rocky debris are often exposed on top of infilling deposits that coat crater and valley floors. We see such patterns on the surfaces of Earth’s icy glaciers and debris-covered “rock glaciers.” As ice flows downhill, rock and soil are plucked from the surrounding landscape and ferried along the flowing ice surface and within the icy subsurface. While this process is gradual, taking perhaps thousands of years or longer, it creates a network of linear patterns that reveal the history of ice flow.<\/p>\n"},"alt_text":"A black and white image of a portion of Mars' surface from above. Ridges stretch from top right to the bottom, the result of ice moving over possibly thousands of years. The glacier-like forms left behind have a mottled appearance.","media_type":"image","mime_type":"image\/jpeg","media_details":{"width":2880,"height":1800,"file":"2023\/12\/pia25984orig.jpg","filesize":1169146,"sizes":{"thumbnail":{"file":"pia25984orig.jpg?resize=150,150","width":150,"height":150,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=150&h=150&crop=1"},"medium":{"file":"pia25984orig.jpg?resize=300,188","width":300,"height":188,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=300"},"medium_large":{"file":"pia25984orig.jpg?resize=768,480","width":768,"height":480,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=1024"},"large":{"file":"pia25984orig.jpg?resize=1024,640","width":1024,"height":640,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=1024"},"1536x1536":{"file":"pia25984orig.jpg?resize=1536,960","width":1536,"height":960,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=1536"},"2048x2048":{"file":"pia25984orig.jpg?resize=2048,1280","width":2048,"height":1280,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=2048"},"thumbnail-sm":{"file":"pia25984orig.jpg?resize=50,50","width":50,"height":50,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=50&h=50&crop=1"},"thumbnail-md":{"file":"pia25984orig.jpg?resize=100,100","width":100,"height":100,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=100&h=100&crop=1"},"thumbnail-lg":{"file":"pia25984orig.jpg?resize=200,200","width":200,"height":200,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=200&h=200&crop=1"},"card-xsm":{"file":"pia25984orig.jpg?resize=400,250","width":400,"height":250,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=400"},"card-sm":{"file":"pia25984orig.jpg?resize=600,375","width":600,"height":375,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=600"},"card-md":{"file":"pia25984orig.jpg?resize=900,563","width":900,"height":563,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=900"},"card-lg":{"file":"pia25984orig.jpg?resize=1200,750","width":1200,"height":750,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=1200"},"fullwidth":{"file":"pia25984orig.jpg?resize=2000,1250","width":2000,"height":1250,"filesize":1169146,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg?w=2000"},"full":{"file":"pia25984orig.jpg","width":1024,"height":640,"mime_type":"image\/jpeg","source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg"}},"image_meta":{"aperture":"0","credit":"","camera":"","caption":"","created_timestamp":"0","copyright":"","focal_length":"0","iso":"0","shutter_speed":"0","title":"","orientation":"0","keywords":[]},"credits":"NASA \/ JPL-Caltech \/ University of Arizona","original_date":{"stamp":1692316800,"display":"August 18th, 2023"}},"post":null,"source_url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/12\/pia25984orig.jpg","_links":{"self":[{"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/media\/582002"}],"collection":[{"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/media"}],"about":[{"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/types\/attachment"}],"author":[{"embeddable":true,"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/users\/334"}],"wp:term":[{"taxonomy":"media-tags","embeddable":true,"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/media-tags?post=582002"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}