What is a Marker Bed?
I’ve had a couple requests to give a few more examples of what a geological marker bed (a.k.a. marker horizon) actually is, and more fully explain why I chose Marker Bed as the title...
Tagged: Earth in Three Hundred Million Years
Marker Bed
Well, after twenty-five years I’m pleased to announce that Marker Bed is finally published and ready for purchase on the Amazon website. Our story takes place 300,000,000 years in the future, and while Marker...
