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<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span>Hello all,</span></p><p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span><br></span></p><p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span>This is a friendly reminder that Dr. Michael Rowley from
Lawrence Berkeley National Laboratory will present his research on soil organic carbon
stabilization by Ca today. Please join us between 12-1 pm (pacific) via zoom. <span></span></span></p>
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span><span> </span></span></p>
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><a href="https://ucmerced.zoom.us/j/175736103" style="color:rgb(5,99,193);text-decoration:underline" target="_blank"><span>https://ucmerced.zoom.us/j/175736103</span></a><span style="color:rgb(5,99,193);text-decoration:underline"><span><span></span></span></span></p>
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:rgb(5,99,193);text-decoration:underline"><span><span><span style="text-decoration:none"> </span></span></span></span></p>
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span><span> </span></span></p>
<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Calibri",sans-serif"><b>Title:</b> <span>Investigating the association of calcium and
soil organic matter in acidic soils at Point Reyes, CA using synchrotron-based
and classical characterisation techniques. </span><span></span></p>
<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Calibri",sans-serif"><b>Abstract</b>: <span>Organo-mineral associations play an important
role in both the retention and accumulation of soil organic carbon (SOC).
Recent studies have demonstrated a strong link between calcium (Ca) and SOC in
a range of soil types. However, a current paradigm suggests that Ca-mediated
accumulation of SOC is predominantly constrained to soils with carbonates (pH
> 6). <span></span></span></p>
<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Calibri",sans-serif"><span>Here we investigated the interaction between SOC and Ca in the
acidic soils of Point Reyes, California using a suite of characterisation
methods. Both SOC (0.6-4 %) and exchangeable Ca (5-8.3
cmolc./kg) content were high in our samples and were closely correlated in
multivariate analyses of our classical characterisation data set. Linear
combination fitting of the Ca K-edge XANES data revealed that Ca was
predominantly associated with organic matter at our site. Additionally,
scanning transmission X-ray microscopy C K-edge /Ca L-edge near edge X-ray
absorption fine structures spectroscopy analysis showed that Ca had a
strong spatial correlation with C, presenting a higher spatial correlation than
Fe. Aromatic and double-bonded alkyl C dominated the C spectra associated with
Ca, differing from the C associated with Fe or Fe-Ca. These spectral features
are consistent with published spectra of C with a lignin-like nature and were
observed in our soil samples up to 70 cm depths. <span></span></span></p>
<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Calibri",sans-serif"><span>It therefore seems that Ca-C association could be linked to the
preservation of lignin degradation products, even at depth in acidic grassland
soils with no carbonate . These observations may begin to challenge the
existing paradigm that Ca-SOC association is limited to soils with a pH >
6.5. <span></span></span></p>
<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Calibri",sans-serif"><b><span><span> </span></span></b></p><img src="cid:ii_l1mohuh21" alt="Mike.jpg" style="margin-right: 0px;" class="gmail-CToWUd" width="122" height="184"><br><br>
<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Calibri",sans-serif"><b>Bio: </b><span>Mike C. Rowley is a postdoctoral researcher at
the Energy Geosciences Division of Lawrence Berkeley National Laboratory
(LBNL), working in collaboration with the terrestrial ecosystem science
scientific focus area. Mike is a soil biogeochemist and has investigated
different ecosystems around the World. For his MSc. (Res.), Mike investigated
the oxalate-carbonate pathway in Haiti and Mexico, a process through which
oxalate-producing trees, oxalotrophic bacteria, and fungi sequester atmospheric
carbon as calcium carbonate in the soil. Mike then completed his PhD. at the
University of Lausanne, Switzerland. His thesis investigated the mechanisms
through which calcium contributes to soil organic carbon accumulation at
the Nant Valley, Switzerland. Now at LBNL, Mike is furthering this research
topic, investigating the processes through which calcium complexes soil organic
carbon in the soils of California using synchrotron-based techniques. <span></span></span></p>
<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Calibri",sans-serif"><span><span> </span></span></p>
<p style="margin:0in;line-height:11.75pt;background:white none repeat scroll 0% 0%;font-size:12pt;font-family:"Times New Roman",serif"><span style="font-size:11pt;font-family:"Calibri",sans-serif"><span> </span></span></p>
<p style="margin:0in;line-height:11.75pt;background:white none repeat scroll 0% 0%;font-size:12pt;font-family:"Times New Roman",serif"><span style="font-size:11pt;font-family:"Calibri",sans-serif;color:black">Sincerely,</span><span style="font-size:11pt;font-family:"Calibri",sans-serif"><span></span></span></p>
<p class="MsoNormal" style="line-height:106%;margin:0in 0in 8pt;font-size:11pt;font-family:"Calibri",sans-serif"><span>co-host:
KJ Min & Manisha Dolui<span></span></span></p>
<p class="MsoNormal" style="line-height:106%;margin:0in 0in 8pt;font-size:11pt;font-family:"Calibri",sans-serif"><span>Faculty
coordinator: Asmeret Asefaw Berhe<span></span></span></p>
<p class="MsoNormal" style="line-height:106%;margin:0in 0in 8pt;font-size:11pt;font-family:"Calibri",sans-serif"><span>-----------------------------------------------------------------------<span></span></span></p>
<p class="MsoNormal" style="line-height:106%;margin:0in 0in 8pt;font-size:11pt;font-family:"Calibri",sans-serif"><span>Spring 2022 Enviro-Lunch Schedule<span></span></span></p>
<table style="border-collapse:collapse;border:medium none" cellspacing="0" cellpadding="0" border="1">
<tbody><tr>
<td style="width:35.1pt;border-color:rgb(68,114,196) currentcolor rgb(68,114,196) rgb(68,114,196);border-style:solid none solid solid;border-width:1pt medium 1pt 1pt;background:rgb(68,114,196) none repeat scroll 0% 0%;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:white">date</span><span style="color:white"><span></span></span></b></p>
</td>
<td style="width:135.65pt;border-color:rgb(68,114,196) currentcolor;border-style:solid none;border-width:1pt medium;background:rgb(68,114,196) none repeat scroll 0% 0%;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:white">speaker</span><span style="color:white"><span></span></span></b></p>
</td>
<td style="width:296.75pt;border-color:rgb(68,114,196) rgb(68,114,196) rgb(68,114,196) currentcolor;border-style:solid solid solid none;border-width:1pt 1pt 1pt medium;background:rgb(68,114,196) none repeat scroll 0% 0%;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:white">title</span><span style="color:white"><span></span></span></b></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:black">1/31</span><span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Mariela
Garcia Arrendondo<br>
</span><span style="font-size:8pt;color:black">@ Umass-Amherst</span><span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Root-mediated
weathering</span><span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:black">2/7</span><span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span>Michael Philben<br>
</span><span style="font-size:8pt">@
Hope College</span><span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Rethinking
carbon and nitrogen isotope fractionation during soil organic matter
decomposition</span><span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:black">2/14</span><span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Alyssa Griffin*<br>
</span><span style="font-size:8pt;color:black">@ UC Davis</span><span style="color:black"> </span><span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">The
role of coastal marine sediments in carbon cycling from local to global
scales</span><span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:red">2/21</span><span style="color:red"><span></span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:red">Presidents’
day</span><span style="color:red"><span></span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:red"><span> </span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:black">2/28</span><span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Katherine Heckman<br>
</span><span style="font-size:8pt;color:black">@ USDA</span><span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Density
fractionation and soil carbon stabilization</span><span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:black">3/7</span><span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span>Bhavna Arora<br>
</span><span style="font-size:8pt">@
LBNL</span><span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Reactive
transport modeling</span><span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:black">3/14</span><span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Darian Smercina <br>
</span><span style="font-size:8pt;color:black">@ PNNL</span><span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Free
N fixing under switchgrass (Linking microbial scale processes to ecosystem function)</span><span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:red">3/21</span><span style="color:red"><span></span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:red">spring
break</span><span style="color:red"><span></span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:red"><span> </span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:black">3/28</span><span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Meng Zhao<br>
</span><span style="font-size:8pt;color:black">@ Stanford U</span><span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Plant-water
relationship (evapotranspiration) modeling</span><span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:black">4/4</span><span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span>Hannah Naughton<br>
</span><span style="font-size:8pt">@
LBNL</span><span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Root
vs. topographic generation of redox anomalies on a subalpine hillslope and
floodplain</span><span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:black">4/11</span><span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Michael
Rowley<br>
</span><span style="font-size:8pt;color:black">@ LBNL</span><span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Ca-mediated
soil organic carbon stabilization</span><span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:black">4/18</span><span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span>Weiyu Li*<br>
</span><span style="font-size:8pt">@
Stanford U</span><span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Data-driven
hydraulic modeling</span><span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:black">4/25</span><span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Daniel Zuleta</span><span><span></span></span></p>
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="font-size:8pt;color:black">@ Smithsonian Institute</span><span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;background:rgb(217,226,243) none repeat scroll 0% 0%;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Tree
mortality in tropical ecosystems</span><span></span></p>
</td>
</tr>
<tr>
<td style="width:35.1pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219);border-style:none solid solid;border-width:medium 1pt 1pt;padding:0in 5.4pt" width="47" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><b><span style="color:black">5/2</span><span></span></b></p>
</td>
<td style="width:135.65pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="181" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span>Genevieve Noyce<br>
</span><span style="font-size:8pt">@
Smithsonian Institute</span><span></span></p>
</td>
<td style="width:296.75pt;border-color:currentcolor rgb(142,170,219) rgb(142,170,219) currentcolor;border-style:none solid solid none;border-width:medium 1pt 1pt medium;padding:0in 5.4pt" width="396" valign="top">
<p class="MsoNormal" style="margin:0in;line-height:normal;font-size:11pt;font-family:"Calibri",sans-serif"><span style="color:black">Greenhouse
gas emissions from wetland with climate change</span><span></span></p>
</td>
</tr>
</tbody></table>
<p class="MsoNormal" style="line-height:106%;margin:0in 0in 8pt;font-size:11pt;font-family:"Calibri",sans-serif"><span><span> </span></span></p>
<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Calibri",sans-serif"><span><span> </span></span></p>
<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Calibri",sans-serif"><span><span> </span></span></p>
</div>