n class="r-out co"><span class="r-pr">#&gt;</span> 21                       Example demonstrating how to use iterations with an R model</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 22                     Omni-directional habitat connectivity based on circuit theory</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 23                                                  Systematic conservation planning</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 24                  