{
  "title": "Topography of a Flood-Carved Channel",
  "authors": "HiRISE",
  "metadata": {
	    "thumbnailURL": "https://static.uahirise.org/anews/2020-10-06/ESP_028473_1840.jpg",
    "excerpt": "What are the processes that might have carved this channel?"
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        "text": "HiPOD: 6 October 2020"
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        "text": "Topography of a Flood-Carved Channel"
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    {
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        "caption": "Less than 1 km across. (NASA/JPL/UArizona)",
        "URL": "https://static.uahirise.org/anews/2020-10-06/ESP_028473_1840.jpg"
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        "text": "<p><br />This image is part of a stereo pair that allows one to look at the walls of a flood carved channel in 3D. By examining the walls in such detail, we hope to understand the process by which the channel was carved.</p>"
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        "text": "<p><br />For example, in this location, there are a series of benches or terraces high up on the channel wall. By looking at the topography it should be possible to tell if (1) these are produced by sediments being left at these elevations; (2) the erosive fluid dropped in stages and thus did more erosion at certain levels; or (3) the wall of the channel was slumping inward as a series of landslides.<br /></p>"
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    {
        "role": "photo",
        "layout": "fullBleedLayout",
        "caption": "A cutout showing the terraces in the northern part of the image. Less than 5 km across. (NASA/JPL/UArizona)",
        "URL": "https://static.uahirise.org/anews/2020-10-06/ESP_028473_1840-2.jpg"
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        "text": "<p><br />ID: <a href='https://uahirise.org/ESP_028473_1840'>ESP_028473_1840</a><br />date: 23 August 2012<br />altitude: 273 km<br /><br />NASA/JPL/UArizona</a></p>"
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        "text": "Enhanced color image is less than 1 km across; black and white is less than 5 km. For full images with scalebars, see the above ID link to our website.<br /><br />"
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