Close your eyes. Think of glaciers. Now, exguesstrapolate.
This comment from Historical Imagery of Greenland Glaciers Lessens Sea Level Rise Alarm at WUWT is too good to be allowed to languish in the comments section:
June 4, 2012 at 10:00 pm
As for extrapolations and such, remember what Mark Twain said:
“In the space of one hundred and seventy-six years the Lower Mississippi has shortened itself two hundred and forty-two miles. Read more… »