 columns will be deleted from all <code>sites</code>.,</p></dd>

</dl></div>
    <div id="value">
    <h2>Value</h2>
    

<p>One or more <code>sf</code> object(s) with all the original
data from <code>sites</code>, along with a new <code>upDist</code> column in
each sites <code>sf</code> object. A named list is returned. If
<code>save_local = TRUE</code>, a GeoPackage for each <code>sf</code> object
is saved in <code>lsn_path</code>. Output file names are assigned based
on the input <code>sites</code> attr