{"id":78890,"date":"2020-05-12T10:52:28","date_gmt":"2020-05-12T15:52:28","guid":{"rendered":"https:\/\/logan-park.org\/?p=78890"},"modified":"2020-05-12T11:15:28","modified_gmt":"2020-05-12T16:15:28","slug":"antidunes-migrating-upstream","status":"publish","type":"post","link":"https:\/\/logan-park.org\/?p=78890","title":{"rendered":"Antidunes migrating upstream"},"content":{"rendered":"\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"750\" height=\"422\" src=\"https:\/\/www.youtube.com\/embed\/RkCz_RRji8U?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=en-US&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Medano Creek is a sinking stream, but of a different kind than we&#8217;re used to in the karst (eroded, effectively porous\/fractured limestone-type) geology we&#8217;re used to in the southern Midwest. Here in southern central Colorado, the sandy, wind-deposited soil forces the stream aboveground here and there and lets it disappear to flow slowly through the sand elsewhere. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The snowmelt sediment and specific landform slope combine here to have a strange thing happen over and over in Medano Creek: the little dune-like riffles collapse and the current immediately rebuilds each, but *slightly upstream*. This is mighty unusual\/rare. Normally dunes and other fluid-sculpted sediment deposits migrate downstream\/downwind (&#8220;saltation&#8221; from the latin word for jumping), not up, as the flow takes a hold and transports each particle. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">So, students, how would you have to manage this area&#8217;s onsite use and upper watersheds to protect this rare phenomenon&#8217;s existence and value at Great Sand Dunes National Park and Preserve?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Site: Medano Creek at Great Sand Dunes National Park &amp; Preserve<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Medano Creek is a sinking stream, but of a different kind than we&#8217;re used to in the karst (eroded, effectively porous\/fractured limestone-type) geology we&#8217;re used to in the southern Midwest. Here in southern central Colorado, the sandy, wind-deposited soil forces the stream aboveground here and there and lets it disappear to flow slowly through the&hellip; <a class=\"more-link\" href=\"https:\/\/logan-park.org\/?p=78890\">Continue reading <span class=\"screen-reader-text\">Antidunes migrating upstream<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"episode_type":"","audio_file":"","podmotor_file_id":"","podmotor_episode_id":"","cover_image":"","cover_image_id":"","duration":"","filesize":"","filesize_raw":"","date_recorded":"","explicit":"","block":"","itunes_episode_number":"","itunes_title":"","itunes_season_number":"","itunes_episode_type":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_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},"jetpack_post_was_ever_published":false},"categories":[2,54],"tags":[],"class_list":["post-78890","post","type-post","status-publish","format-standard","hentry","category-classes-i-teach","category-teaching","entry"],"jetpack_publicize_connections":[],"jetpack_shortlink":"https:\/\/wp.me\/p2vETr-kwq","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":78596,"url":"https:\/\/logan-park.org\/?p=78596","url_meta":{"origin":78890,"position":0},"title":"Example Federal Americorps Hiring Wave Announcement","author":"Logan","date":"2020-05-04","format":false,"excerpt":"AmeriCorpFlyerDec-2020.21Download AmeriCorps-Position-at-Cypress-Creek-NWRDownload","rel":"","context":"In &quot;Classes I Teach&quot;","block_context":{"text":"Classes I Teach","link":"https:\/\/logan-park.org\/?cat=2"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":48430,"url":"https:\/\/logan-park.org\/?p=48430","url_meta":{"origin":78890,"position":1},"title":"National Wildflowers week at the Shawnee National Forest","author":"Logan","date":"2014-04-14","format":false,"excerpt":"Join with the Shawnee National Forest (NF) in celebrating the arrival of spring as Secretary Thomas J. Vilsack has proclaimed May 18th \u2013 24th, 2014 as \u201cNational Wildflowers Week.\u201d\u00a0 Warmer weather has officially arrived to the region, and with it comes a multitude of native wildflowers around the Shawnee. For\u2026","rel":"","context":"In &quot;News&quot;","block_context":{"text":"News","link":"https:\/\/logan-park.org\/?cat=4"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":76073,"url":"https:\/\/logan-park.org\/?p=76073","url_meta":{"origin":78890,"position":2},"title":"Job opening: Wilderness Ranger at the Pack Creek Brown Bear Viewing Area on Admiralty Island, Tongass NF, Alaska","author":"Logan","date":"2014-09-04","format":false,"excerpt":"Admiralty Island National Monument will soon be advertising a position to work at the world-class Pack Creek Brown Bear Viewing Area on the Tongass National Forest in Southeast Alaska. This single position will be advertised through three different announcements and filled with a candidate from one of the applicant pools.\u2026","rel":"","context":"In &quot;Job Postings For My Students&quot;","block_context":{"text":"Job Postings For My Students","link":"https:\/\/logan-park.org\/?cat=3"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":76171,"url":"https:\/\/logan-park.org\/?p=76171","url_meta":{"origin":78890,"position":3},"title":"TO: EE Job Seekers (or Friends of&#8230;):","author":"Logan","date":"2014-11-05","format":false,"excerpt":"Over 60 new jobs were added to EElinked and new jobs are posted every day! Click on a region to view new job posts: United States: Northeast | Southeast | Midwest | Southwest | Western Northeast View more jobs in this region: Connecticut | Delaware | Maryland | Maine |\u2026","rel":"","context":"In &quot;Job Postings For My Students&quot;","block_context":{"text":"Job Postings For My Students","link":"https:\/\/logan-park.org\/?cat=3"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":80008,"url":"https:\/\/logan-park.org\/?p=80008","url_meta":{"origin":78890,"position":4},"title":"2023 BRF Temp Hiring Update","author":"Logan","date":"2022-09-19","format":false,"excerpt":"Please forward onto students. Known vacancy\u2019s and Forest in Region 1. Application period to apply is not open very long. Kory Garrie, M.S. Acting Assistant Fire Management Officer (Fuels) Forest Service Bitterroot National Forest Stevensville Ranger District P: 479-259-4441 C: 815-985-8226 Kmgarrie8personal 88 Main St. Stevensville, MT 59870 From: Hall,\u2026","rel":"","context":"In &quot;Job Postings For My Students&quot;","block_context":{"text":"Job Postings For My Students","link":"https:\/\/logan-park.org\/?cat=3"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/logan-park.org\/wp-content\/uploads\/2022\/09\/image001-4.png?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":78866,"url":"https:\/\/logan-park.org\/?p=78866","url_meta":{"origin":78890,"position":5},"title":"Exercise: Rec Summer Camp Stream Gaging","author":"Logan","date":"2020-05-10","format":false,"excerpt":"https:\/\/youtu.be\/85d9OHGzs3Q https:\/\/youtu.be\/5VSe4kZyBrI Calculate stream discharge using the two worksheets in the file.\u00a0 One worksheet is for the floating object method and one dataset is for the midpoint method using the Marsh-McBirney Flowmeter.\u00a0 Summer-Camp-Discharge-Data_2020Download Optional extra explanation: How USGS applies the concept Dr. Williard is explaining. Optional USGS realtime data (example)\u2026","rel":"","context":"In &quot;Classes I Teach&quot;","block_context":{"text":"Classes I Teach","link":"https:\/\/logan-park.org\/?cat=2"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/img.youtube.com\/vi\/85d9OHGzs3Q\/0.jpg?resize=350%2C200","width":350,"height":200},"classes":[]}],"jetpack_likes_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/logan-park.org\/index.php?rest_route=\/wp\/v2\/posts\/78890","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/logan-park.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/logan-park.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/logan-park.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/logan-park.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=78890"}],"version-history":[{"count":2,"href":"https:\/\/logan-park.org\/index.php?rest_route=\/wp\/v2\/posts\/78890\/revisions"}],"predecessor-version":[{"id":78892,"href":"https:\/\/logan-park.org\/index.php?rest_route=\/wp\/v2\/posts\/78890\/revisions\/78892"}],"wp:attachment":[{"href":"https:\/\/logan-park.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=78890"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/logan-park.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=78890"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/logan-park.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=78890"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}