ndaries" class="slide level2">
<h2>Disolving Geometries Boundaries</h2>
<p>Combining geometries <strong>preserves</strong> their interior boundaries, unioning <strong>dissolves</strong> the internal boundaries:</p>
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<div class="sourceCode cell-code" id="cb6"><pre class="sourceCode numberSource r number-lines code-with-copy"><code class="sourceCode r"><span id="cb6-1"><a></a>(<span class="at">co_geom =</span> co<span class="sc">$