<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif">On Wed, Jun 17, 2020 at 2:34 PM Adrian Tymes via extropy-chat <<a href="mailto:extropy-chat@lists.extropy.org">extropy-chat@lists.extropy.org</a>> wrote:</span><br></div></div><div class="gmail_quote"><br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div class="gmail_quote"><div><i><span class="gmail_default" style="font-family:arial,helvetica,sans-serif">> </span>How about a self-sufficient and enclosed colony in Arizona?</i></div><div><a href="https://en.wikipedia.org/wiki/Biosphere_2" target="_blank">https://en.wikipedia.org/wiki/Biosphere_2</a> </div></div></div></blockquote><div><br></div><font size="4">Biosphere two was a fiasco that was never self-sufficient, not even for food and air <span class="gmail_default" style="font-family:arial,helvetica,sans-serif">much</span> less for more sophisticated stuff.</font></div><div class="gmail_quote"><font size="4"><br></font></div><div class="gmail_quote"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><font size="4">John K Clark</font></div><br>  <div><br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><br>
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