area-weighted average over ocean or land only

From: Xiaoyan Ma <xiaoyan.ma_at_nyahnyahspammersnyahnyah>
Date: Mon Feb 27 2012 - 07:26:00 MST

Hi all,
I want to calculate area-weighted average of x(lat,lon) over ocean or land only, how to do that? thanks.

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Received on Mon Feb 27 07:26:17 2012

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