The <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Sierra_Gorda_biosphere" id="mwASo" rel="mw:WikiLink" title="Sierra Gorda biosphere">Sierra Gorda biosphere</a>, the most <a href="https://en.wikipedia.org/wiki/Ecosystem_diversity" id="mwASs" rel="mw:WikiLink" title="Ecosystem diversity">ecologically diverse</a> region in Mexico, is established as a result of <a href="https://en.wikipedia.org/wiki/Grassroots" id="mwASw" rel="mw:WikiLink" title="Grassroots">grassroots</a> efforts.