The Lake Erie shoreline has a crunch to it.
With each step, you will step on bits and pieces of zebra and quagga mussel shells.
Mounds of crushed shells are a reminder of how widespread an impact the fingernail-size mollusks have had on the Great Lakes since they were discovered in the late 1980s.
Two conferences in Cleveland, one opening Friday and the other Wednesday, will look at the health of the Great Lakes and ways to control invasive species.
http://www.cleveland.com/news/plaindealer/index.ssf?/base/news/1158827597245180.xml&coll=2
Posted by Dave at September 22, 2006 07:25 AM