<div dir="ltr"><br clear="all"><div>Hi everyone,</div><div><br></div><div>While it's late notice, I wanted to advertise today's Earth and Planetary Sciences Hewett club seminar speaker: Dr. Seth Finnegan from UC Berkeley's Department of Integrative Biology. Please find details below. All are welcome!</div><div><br></div><div><p dir="ltr" style="line-height:1.2;margin-top:0pt;margin-bottom:0pt"><font size="2" style="font-family:arial,sans-serif"><span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">Speaker:</span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline"> </span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">  </span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">   Dr. Seth Finnegan</span></font></p><p dir="ltr" style="line-height:1.2;margin-top:0pt;margin-bottom:0pt"><font size="2" style="font-family:arial,sans-serif"><span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">Date & Time:</span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline"> </span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">         </span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">Tuesday, January 30th </span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">at 3:00 PM</span></font></p><p dir="ltr" style="line-height:1.2;margin-top:0pt;margin-bottom:0pt"><font size="2" style="font-family:arial,sans-serif"><span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">Location:</span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline"> </span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline"> </span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">   </span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">  </span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">Winston Chung Hall 138</span></font></p><p dir="ltr" style="line-height:1.2;margin-top:0pt;margin-bottom:0pt"><font size="2" style="font-family:arial,sans-serif"><span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">Grad Lunch: </span><span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">  </span><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">        Geology Courtyard at 12:00 PM</span></font></p><font size="2" style="font-family:arial,sans-serif"><span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">Dinner: </span><span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">       </span><span style="font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">          </span></font><font size="2" style="font-family:arial,sans-serif"><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline">The Barn after the talk - 5:00 PM</span></font><div><font size="2" style="font-family:arial,sans-serif"><span style="font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;vertical-align:baseline"><br></span></font></div><div class="gmail_default" style="font-family:verdana,sans-serif"><p style="margin:0px;font-stretch:normal;font-size:16px;line-height:normal;font-family:Helvetica;font-kerning:auto;font-variant-alternates:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;color:rgb(0,0,0)"></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:Helvetica;font-kerning:auto;font-variant-alternates:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;color:rgb(0,0,0)"><b style="font-family:arial,sans-serif"><font size="2">Abstract: Global change and extinction risk in marine ecosystems</font></b></p><p style="margin:0px;font-stretch:normal;line-height:normal;font-family:Helvetica;font-kerning:auto;font-variant-alternates:normal;font-variant-numeric:normal;font-variant-east-asian:normal;font-feature-settings:normal;color:rgb(0,0,0)">Marine sedimentary rocks contain a complex and  incomplete but invaluable record of environments and biodiversity in the global oceans over hundreds of millions of years. This record documents tens of thousands of extinctions, some occurring during major mass extinction events associated with rapid environmental change and others during more quiescent “background” intervals. When integrated with paleoenvironmental proxy records, differential patterns of extinction and survival (selectivity) can provide critical insights into extinction processes. I will discuss recent work aimed at elucidating the determinants of extinction risk during early Paleozoic mass extinction events, during more recent intervals of background extinction, and in the near future.</p></div><br class="gmail-Apple-interchange-newline"></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div dir="ltr"><span style="font-size:12.8px">Sandra Kirtland Turner, Ph.D.</span><br style="font-size:12.8px"><div style="font-size:12.8px"><div>Associate Professor of Paleoclimate/Paleoceanography</div><div>Vice-chair, <span style="font-size:12.8px">Department of Earth and Planetary Sciences</span></div><div><span style="font-size:12.8px">Director, Environmental Dynamics and GeoEcology (EDGE) Institute</span></div><div>University of California, Riverside</div><div><span style="font-family:Helvetica;text-align:-webkit-auto">Riverside, CA  92521</span></div><div>(951) 827-3191 (office)<br></div></div></div></div></div></div>