{"id":219157,"date":"2014-02-02T19:00:00","date_gmt":"2014-02-02T23:00:00","guid":{"rendered":"32d4d7beec0267820c47768a7a1ffc00"},"modified":"2014-02-02T19:00:00","modified_gmt":"2014-02-02T23:00:00","slug":"monitoring-lake-ice","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=219157","title":{"rendered":"Monitoring lake ice"},"content":{"rendered":"<p>\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/videos\/2014\/02\/monitoring_lake_ice\/14256433-4-eng-GB\/Monitoring_lake_ice_small.png\" width=\"170\" height=\"96\" align=\"left\" hspace=\"8\" \/><\/p>\n<p>\nIn northern Alaska, within the Arctic circle, the ice regimes of shallow lakes were documented using 79 radar images from the ERS-1 and -2 satellites. How the radar signals bounced back to the sensor indicated \u2018floating ice\u2019 versus \u2018grounded ice\u2019 (fully frozen lake) when radar energy was absorbed into the ground. The data showed that from 1992 to 2011 the lakes in this region experienced a 22% reduction in grounded ice \u2013 the equivalent of ice thinning by 21\u201338 cm.\n<\/p>\n<p>\n<a href=\"http:\/\/www.esa.int\/Our_Activities\/Observing_the_Earth\/Space_for_our_climate\/Arctic_lakes_show_climate_on_thin_ice\">Read more<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/videos\/2014\/02\/monitoring_lake_ice\/14256433-4-eng-GB\/Monitoring_lake_ice_small.png\" width=\"170\" height=\"96\" align=\"left\" hspace=\"8\" \/><\/p>\n<p>\nIn northern Alaska, within the Arctic circle, the ice regimes of shallow lakes were documented using 79 radar images from the ERS-1 and -2 satellites. How the radar signals bounced back to the sensor indicated \u2018floating ice\u2019 versus \u2018grounded ice\u2019 (fully frozen lake) when radar energy was absorbed into the ground. The data showed that from 1992 to 2011 the lakes in this region experienced a 22% reduction in grounded ice \u2013 the equivalent of ice thinning by 21\u201338 cm.\n<\/p>\n<p>\n<a href=\"http:\/\/www.esa.int\/Our_Activities\/Observing_the_Earth\/Space_for_our_climate\/Arctic_lakes_show_climate_on_thin_ice\">Read more<\/a>.<\/p>\n","protected":false},"author":5,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-219157","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-multimedia"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/219157","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=219157"}],"version-history":[{"count":0,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/219157\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/615444"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=219157"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=219157"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=219157"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}