<a href="{{< siteparam "mediaBucket" >}}/2010/11/earth.gif"><img class="alignright size-thumbnail wp-image-515" title="earth" src="{{< siteparam "mediaBucket" >}}/2010/11/earth-150x150.gif" alt="" width="150" height="150" /></a>How many organisms are there on this planet? In order to answer that …