<div dir="ltr"><div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0);min-height:15px">Dear Colleagues,<br></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0);min-height:15px"><br></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">You are cordially invited to submit abstracts to the 2020 AGU Fall Meeting session (SA008) - Composition, Wind, and Temperature Variability in the Mesosphere and Ionosphere/Thermosphere.</p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0);min-height:15px"><br></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0);min-height:15px"><span style="font-family:-webkit-standard">Please note that the abstract submission deadline is </span><b>TOMORROW</b><span style="font-family:-webkit-standard">, Wednesday, 29 July 2020 at 23:59 EDT/03:59+1 GMT.</span><br></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0);min-height:15px"><br></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">         ****<b>Session Details</b>****</p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">                         </p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">Session Title: SA008 - Composition, Wind, and Temperature Variability in the Mesosphere and Ionosphere/Thermosphere</p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">Section: SPA-Aeronomy</p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">Session Link: <a href="https://agu.confex.com/agu/fm20/prelim.cgi/Session/104718" target="_blank">https://agu.confex.com/agu/fm20/prelim.cgi/Session/104718</a></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">Primary Convener: Sovit Khadka, New Jersey Institute of Technology                                     </p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)"><span style="white-space:pre-wrap">Conveners: </span>Andrew J Gerrard, New Jersey Institute of Technology                          <span style="white-space:pre-wrap">       </span></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">                   Martin G Mlynczak, NASA Langley Research Center                           </p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">                   Alan Geoffrey Burns, National Center for Atmospheric Research</p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)"><br></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">Session Description:                               </p><p style="margin:0px;text-align:justify;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">The composition, winds, and temperatures of Earth’s mesosphere and ionosphere/thermosphere are determined by the complex interplay of chemical, dynamical, and thermodynamic processes driven by forcing from both above and below. The forcing of these regions and the many different processes involved vary over a wide range of spatial and temporal scales, hindering accurate determination of these fundamental parameters critical to satellite operations and radio communications. Past and current space missions, field campaigns, as well as theoretical and modeling advances, have led to a new understanding of how and why the dominant drivers of upper atmospheric composition, winds, and temperatures in these regions change over different spatial and temporal scales. This session, therefore, seeks to highlight various topics surrounding middle and upper atmospheric composition, wind, and temperature measurements, their variability, and the prominent mechanisms that drive their spatial, seasonal, and inter-annual variability from theoretical, observational, and modeling perspectives.</p><p style="margin:0px;text-align:justify;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)"><br></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">Index Terms:                </p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)"><span style="white-space:pre-wrap">     </span>0340 Middle atmosphere: composition and chemistry</p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)"><span style="white-space:pre-wrap">       </span>0355 Thermosphere: composition and chemistry</p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)"><span style="white-space:pre-wrap">    </span>3369 Thermospheric dynamics</p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)"><span style="white-space:pre-wrap">     </span>2447 Modeling and forecasting</p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)"><br></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">We look forward to your contribution to our AGU session. </p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)"></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0);min-height:15px"><br></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0);min-height:15px">Thank you.</p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0);min-height:15px"><br></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">Sincerely,</p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:"Times New Roman";color:rgb(0,0,0)">Sovit Khadka, Andrew Gerrard, Martin Mlynczak, Alan Burns</p><div><br></div></div></div></div></div>