<p><strong style="line-height: 1.538em;">Fig. 2.1</strong><em style="line-height: 1.538em;">.</em><span style="line-height: 1.538em;">&nbsp;</span><span style="line-height: 1.538em;">Salt evaporation ponds on the shores of San Francisco Bay. The bright colors are due to the different microorganisms living in the hypersaline ponds.</span></p>

Fig. 2.1. Salt evaporation ponds on the shores of San Francisco Bay. The bright colors are due to the different microorganisms living in the hypersaline ponds.

Image courtesy of Doc Searls