<div dir="ltr"><p class="MsoNormal"><font face="arial, sans-serif"><span style="color:black">Dear CEDAR community,</span><br></font></p><p class="MsoNormal"><font face="arial, sans-serif"><span style="color:black;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><br></span><u></u><u></u></font></p><p class="MsoNormal" style="text-align:justify;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><font face="arial, sans-serif"><span style="color:black">We </span><span lang="EN-US" style="color:black">are calling for contributed presentations on the </span><span style="color:black">session</span><span lang="EN-US" style="color:black">:</span><span style="color:black"> “Advances in atmosphere vertical coupling and its relationship with ionosphere-thermosphere oscillatory phenomena (TAD/TID/MSTIDs).”  The session is scheduled for Wednesday, 23 June 2021, from 13:00 to 15:00 Mountain Daylight Time (MDT).  <u></u><u></u></span></font></p><p class="MsoNormal" style="text-align:justify;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><font face="arial, sans-serif"><br></font></p><p class="MsoNormal" style="text-align:justify;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><font face="arial, sans-serif"><span style="color:black">We want to learn the latest advances in atmosphere vertical coupling and its relationship with ionosphere-thermosphere oscillatory phenomena (TAD/TIDs/MSTIDs), their low, mid, and high latitude sources, and their physical excitation mechanisms. We also want to discuss the formation, progression, and global impacts of Traveling Atmospheric/Ionospheric Disturbances (TADs/TIDs) as one of the long-standing challenges of space weather research. We welcome submissions on methodologies, including theory, modeling, observation, and experiment</span><span lang="EN-US" style="color:black">s</span><span style="color:black">.<u></u><u></u></span></font></p><p class="MsoNormal" style="text-align:justify;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:black"><font face="arial, sans-serif"><u></u> <u></u></font></span></p><p class="MsoNormal" style="text-align:justify;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:black"><font face="arial, sans-serif">The virtual CEDAR is free to attend. For details about this joint session, please check out the session workshop page at: <a href="http://cedarweb.vsp.ucar.edu/wiki/index.php/2021_Workshop:TAD_TIDs_and_MSTIDs" target="_blank">http://cedarweb.vsp.ucar.edu/wiki/index.php/2021_Workshop:TAD_TIDs_and_MSTIDs</a><u></u><u></u></font></span></p><p class="MsoNormal" style="text-align:justify;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:black"><font face="arial, sans-serif"><u></u> <u></u></font></span></p><p class="MsoNormal" style="text-align:justify;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><font face="arial, sans-serif"><span style="color:black">More details about the virtual CEDAR workshop (including the link </span><span lang="EN-US" style="color:black">for free registration</span><span style="color:black">) </span><span lang="EN-US" style="color:black">can be found at</span><span style="color:black">: <a href="https://cpaess.ucar.edu/2021-cedar-workshop" target="_blank">https://cpaess.ucar.edu/2021-cedar-workshop</a><u></u><u></u></span></font></p><p class="MsoNormal" style="text-align:justify;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span style="color:black"><font face="arial, sans-serif"><u></u> <u></u></font></span></p><p class="MsoNormal" style="background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span lang="ES-PR" style="color:black"><font face="arial, sans-serif">Sincerely,<u></u><u></u></font></span></p><p class="MsoNormal" style="background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><span lang="ES-PR" style="color:black"><font face="arial, sans-serif">Pedrina Terra dos Santos, <a href="mailto:pedrina.santos@ucf.edu" target="_blank">pedrina.santos@ucf.edu</a><u></u><u></u></font></span></p><p class="MsoNormal" style="background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><font face="arial, sans-serif"><span lang="ES-PR" style="color:black">Fabio Vargas, </span><span style="color:black"><a href="mailto:fvargas@illinois.edu" target="_blank"><span lang="ES-PR">fvargas@illinois.edu</span></a></span><span lang="ES-PR" style="color:black"><u></u><u></u></span></font></p><p class="MsoNormal"><span lang="ES-PR" style="color:black"><font face="arial, sans-serif">Christiano Brum, <a href="mailto:christiano.brum@ucf.edu" target="_blank">christiano.brum@ucf.edu</a></font></span></p><div><br></div></div>