Not all limestone is the same. Mike Bullivant explains why this might be a problem...
Dr Mike Bullivant.
First published on Wed, 19 Jul 2006 as Rough Science 4 Death Valley: Mike Bullivant's diary: Aerial Surveyor. To find out more visit The Open University's Openlearn website. Copyright 2006
First published on Wed, 19 Jul 2006 as Rough Science 4 Death Valley: Mike Bullivant's diary: Aerial Surveyor. To find out more visit The Open University's Openlearn website. Copyright 2006