Naked Science Forum

Life Sciences => The Environment => Topic started by: litespeed on 09/12/2009 20:41:53

Title: Does Deep Ocean Volcanic Activity Vary Over Time?
Post by: litespeed on 09/12/2009 20:41:53

I recently ran across a study suggesting the last ice age was ended by deep sea volcanic activity? Does anyone have references or opinions on the general topic 'variability of ocean volcanic activity?

Title: Does Deep Ocean Volcanic Activity Vary Over Time?
Post by: Bass on 29/01/2010 02:27:50

Volcanic activity along mid-oceanic ridges (I assume this is what you meant by deep ocean activity) is variable over time.  Spreading rates are not constant- meaning there is more activity during higher spreading rates (but I'm on a very slow computer so won't look up the numbers).