Volcanic Ash: Introduction

Volcanic Ash: Introduction
llanjacobs 2015-12-09 05:16:38

I first saw this course about 3 weeks ago and thought it looked interesting. I started this morning and found it just so. It is very well put over and at present quiote easy for me, ( not scholarly, but learning late in life)Very informative.
CREAGER_R 2013-10-17 15:09:53

Extremely informative and well presented, gives a good foundation for the following modules.