Very probably this event, to whatever extent natural or man-made, was the same event that devastated Biblical Sodom and Gomorrah and which seems to have virtually melted certain areas of the Sinai Peninsula of Egypt.
This may also have changed world climates and caused rainfall in Egypt to cease, made the Sahara a true desert, etc.
http://www.au.af.mil/au/awc/awcgate/gabrmetz/gabr0004.htm
Its about the The Armies of Sumer and Akkad, 3500-2200 B.C.
Hi crystalk. It has taken me all this time to make the connection to the god Enki and the comet Encke. Hmmm, I wonder? (It does keep coming back)