{"id":561243,"date":"2018-12-20T12:13:17","date_gmt":"2018-12-20T16:13:17","guid":{"rendered":"https:\/\/ntrs.nasa.gov\/search.jsp?R=20180008654"},"modified":"2018-12-20T12:13:17","modified_gmt":"2018-12-20T16:13:17","slug":"decadal-polar-motion-of-the-earth-excited-by-the-convective-outer-core-from-geodynamo-simulations","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=561243","title":{"rendered":"Decadal Polar Motion of the Earth Excited by the Convective Outer Core From Geodynamo Simulations"},"content":{"rendered":"<p>Abstract: Long time geodetic observation records show that the orientation of the Earth&#8217;s rotation axis with respect to the terrestrial reference frame, or polar motion, changes on a broad range of timescales. Apart from external torques from the luni-solar tides, these changes are excited by interactions among different components of the Earth system. The convective fluid outer core has long been conjectured a likely contributor to the observed polar motion on timescales upward of decades, such as the&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Abstract: Long time geodetic observation records show that the orientation of the Earth&#8217;s rotation axis with respect to the terrestrial reference frame, or polar motion, changes on a broad range of timescales. Apart from external torques from the luni-&#8230;<\/p>\n","protected":false},"author":60,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-561243","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/561243","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\/60"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=561243"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/561243\/revisions"}],"predecessor-version":[{"id":561244,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/561243\/revisions\/561244"}],"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=561243"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=561243"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=561243"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}