(Exogenous vs endogenous reactions)

Radio Active 1/2 life
Richter vs. Mercalli vs. Moment Moment Magnitude Scale (m)
(M) = total energy Release by Eai
Scalar values in Roman and Arab
I, II, III, IV vs. 2.0, 3.0,4.0 etc.
I to XII vs. 2.0 to 8.0
Tsunami and warning
Tsunami and Watch
Physical Enviroment and Coastal Destruction
Indonesian Vulnerability
Coastal Settlement
Coastal Vulnerability

West Coast US vulnerability
Pacific inoperative Tsunami Warning