The most formerly abundant corals have collapsed throughout the Caribbean, thanks to new diseases, pollution, silt, overfishing, over-warming, and acidifying seawater.
The natural containment of the chemicals, G.E. officials say, grows more secure with every year and every new layer of silt.
The flood cycles passed on the salts that accumulated from evaporation and passed new layers of silt onto the farmlands around the marshes.
Last week, as the river rose once more, Doron looked nervously out of the window of Keswick Bikes to see if he was likely to spend the new year shovelling silt out of the shop.
Also, the creation of a new trail in silt decreases the supply limitation in the top layer: the capacity of the reservoir of emission-available PM10 increases.
However, upon completion the new entrance repeatedly silted up and in 1703 a large storm damaged a groyne which blocked the entrance entirely.
Early television interviews showed Mr. Giuliani, like many other surviving New Yorkers, with the silt graying his hair and dusting his shoulders.
Many of the chars in Assam are islands in the Brahmaputra River and can disappear over time due to floods, just as regularly as new char islands form from silt deposits.
And though one story, describing a river that both erodes its banks and deposits silt to form new ones, notes that there is "loss and compensation everywhere," it is difficult to find anything here but loss.
Mangroves, for example, colonize tidal shores and brackish waters in the tropics and subtropics throughout the world, and in so doing they not only stabilize shorelines but also create new land by trapping debris, silt, and mud among their interlacing roots.
