A neighboring barrier of sand called Pelican Beach, which shifted around at the eastern end of Coney Island, protected Plumb Island from sea currents incoming from Rockaway Point.
Hundreds simply disappeared.Morocco eventually prevailed, by creating a barrier of sand, landmines and watch towers stretching over 2,000km 1,2500 miles) across what it calls its southern provinces.
Standing by a barrier of sand and rubble that blocks an entrance to the camp in south Damascus, he adds that "people have been trapped in there for 185 days and are sick because they are eating weeds we used to feed our animals".
A "doing something is better than doing nothing" attitude (and hopes of national photo-ops) have some politicians calling for barriers made of sand berms and rock jetties, against the better judgment of many gulf coast scientists.
In order to contain the movement of organic contaminants in groundwater, a subsurface sorption barrier consisting of sand or clay minerals coated with a cationic surfactant has been proposed.
On a blustery, gray morning in August, William I. Koch, the billionaire energy mogul, gazes out a window in his Osterville, Mass., home down to the choppy waters of Nantucket Sound, just a few hundred yards past a barrier island of sand that protects the seven boats parked at his dock.
The path allows unobstructed views not of hillsides or grassy fields but of trash, weeds and huge concrete barriers holding variants of sand and gravel.
Mr. Jindal also urged the Army Corps of Engineers to immediately approve a plan to build artificial barrier islands out of sand to hold back the oil, a plan widely praised by local parish officials but questioned by some experts.
Key Biscayne, although named a "key", is not geologically part of the Florida Keys, but is a barrier island composed of sand eroded from the Appalachian Mountains, carried to the coast by rivers and then moved along the coast from the north by coastal currents.
