<http://schema.org/about>
"One of the dangers to ocean coastlines is due to loss of seagrass meadows. This results in a loss of fish and marine life habitat, a decrease in food supply and"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/natural-sciences/seagrass-comeback-a-race-against-time-and-boat-propellers.html>