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<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;font-size:13px;line-height:normal;font-family:"Helvetica Neue"">Dear colleagues, </p>
<p class="gmail-p2" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;font-size:13px;line-height:normal;font-family:"Helvetica Neue";min-height:16px"><b></b><br></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;font-size:13px;line-height:normal;font-family:"Helvetica Neue""><b>PNAS Nexus</b>, the sister journal of <i>PNAS</i> (a gold open-access journal), has announced a call for papers for a special issue on <b>“Machine Learning and Geosciences.”</b> <b>No publication fees</b> will be charged. Submissions are welcome on the application and methodological advancement of machine learning in geosciences. The journal targets a <b>broad scientific audience</b> and encourages <b>interdisciplinary research with wide impact</b>. Accepted papers will be published online on a rolling basis.</p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;font-size:13px;line-height:normal;font-family:"Helvetica Neue"">This special issue will be co-edited by<b> Barbara Romanowicz (UC Berkeley)</b> and <b>Xiyuan Bao (Harvard)</b>. The submission deadline is <b>March 15, 2026</b>.</p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;font-size:13px;line-height:normal;font-family:"Helvetica Neue"">To express your interest and obtain submission instructions, please contact the editorial office at <b><a href="mailto:pnasnexus.editorialoffice@oup.com">pnasnexus.editorialoffice@oup.com</a></b>. For more details, please refer to the attached flyer or visit <a href="https://url.au.m.mimecastprotect.com/s/VdA3CANpgjClJZomPcGfyCGkkQD?domain=pnasnexus.org">pnasnexus.org</a>.</p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;font-size:13px;line-height:normal;font-family:"Helvetica Neue"">We warmly welcome your submissions and would greatly appreciate your help in sharing this call with colleagues.</p>
<p class="gmail-p3" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;font-size:13px;line-height:normal;font-family:"Helvetica Neue";min-height:15px"><br></p>
<p class="gmail-p3" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;font-size:13px;line-height:normal;font-family:"Helvetica Neue";min-height:15px"><br></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;font-size:13px;line-height:normal;font-family:"Helvetica Neue"">Best,</p></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr">Xiyuan Bao<div>Daly Postdoctoral Fellow<br><div>Department of Earth and Planetary Sciences<br></div><div>Harvard University</div></div></div></div></div></div>