Where dose it come from?

[gobytron]

can be prevented but wont be.
you're missing my point.

Human beings do not shape geology...lol
I thank you kindy for NOT writing a paper on the subject.
And life was taken down to microbial levels in at least one of the natural disasters you're referencing.
how would an event like that affect us?

I wonder, once that lumber mill in Fiji was discovered to be the culprit, how fast did it shut down operations to improve their ecological approach?

my moneys on it still being run in the exact same way to this day....profitably.

I'm still witing for you to tell me how I can make a difference though....