Semi permeable go water maybe
Subduction is a<span> geological </span>process<span> that takes place at convergent boundaries of</span>tectonic plates<span> where </span>one plate<span> moves </span>under another<span> and </span>is<span> forced or sinks </span>due<span> to gravity into the mantle. </span>Regions<span> where this </span>process<span> occurs </span>are<span> known as subduction </span>zones<span>.</span>