Natural Object: Paleontological Find

I’ll admit that this, my first, was better.

Backyard and Beyond

Brooklyn, which is located at the mouth of what Walt Whitman called “fish-shaped Paumanok,” using a Native American word for what we now call Long Island, is, geologically speaking, loosey-goosey. We are sitting on glacial till, the rubble (sands, clays, gravels, erratics, etc.) pushed down here during the Pleistocene by the ice. (There was plenty of beach-front property in those days, only it was much further to the south.) There are actually two terminal moraines on Long Island, from different glacial advances. The moraine curving through Brooklyn is called Harbor Hill, but that’s not a very well-known name; better known are such neighborhoods as Bay Ridge, Park Slope, Greenwood Heights, Prospect Heights, and so on, which memorialize the topography. (And on the other side of the moraine is the outwash plain, rather appropriately called Flatlands and Flatbush around here. )

As a result of the glaciers, we have a lot…

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