5"></a>00055 <span class="comment">! Compute the mixed layer heat balance and update the SST.</span>
<a name="l00056"></a>00056 <span class="comment">! Compute the energy available to freeze or melt ice.</span>
<a name="l00057"></a>00057 <span class="comment">! NOTE: SST changes due to fluxes through the ice are computed in</span>
<a name="l00058"></a>00058 <span class="comment">!       ice_therm_vertical.</span>
<a name="l00059"></a>00059 <span class="comment">!</span>
<a name="l00060"></a>00060 <span clas