Modified beaver
To clean the rivers and the canal we use our modified beaver : it collects both organic and synthetic materials. Dispersion is pollution, concentration accelerates biodegradation. Animals are just amazing. <br /><br />Cesar Harada & Hiromi Ozaki, Design Interactions, Royal College of Art, London 2008. <br /><a class="link" rel="nofollow" href="http://cesarharada.com/2008/biotech">http://cesarharada.com/2008/biotech</a>