http://scholarworks.sjsu.edu/cgi/viewcontent.cgi?article=1044&context=biol_pub
lichens on Metal-enriched sites - there are techniques of mining based on lichens
http://scholarworks.sjsu.edu/cgi/viewcontent.cgi?article=1044&context=biol_pub
lichens on Metal-enriched sites - there are techniques of mining based on lichens
sounds good! hopefully this technique will make it mainstream