-------- Original Message -------- Subject: Re: average world wide elevation Date: Mon, 25 Aug 2008 13:47:59 GMT From: [log in to unmask] <[log in to unmask]> To: [log in to unmask] CC: [log in to unmask] It looks to me that that chart includes land and water though. You'd have to mask out ocean pixels from the *.src file (or some other way), then project the data to equal area. Joe McCollum Information Technology Specialist Forest Inventory and Analysis Knoxville, TN 37919 -- Maps-L Moderator <[log in to unmask]> wrote: ------- Original Message -------- Subject: Re: average world wide elevation Date: Sun, 24 Aug 2008 07:49:33 -0700 From: Matt Fox <[log in to unmask]> To: [log in to unmask] References: <[log in to unmask]> There is a chart near the top of this page that lists the mean elevation for 27 sections of the earth. Shouldn't be hard to figure out an average/mean from there. http://www.npagroup.com/catalogue/shop/gtopo30/gtopo30_readme.htm Matt On Fri, Aug 22, 2008 at 11:02 AM, Maps-L Moderator <[log in to unmask] <mailto:[log in to unmask]>> wrote: -------- Original Message -------- Subject: average world wide elevation Date: Fri, 22 Aug 2008 13:55:46 -0400 From: Lisa Sweeney <[log in to unmask] <mailto:[log in to unmask]>> To: [log in to unmask] <mailto:[log in to unmask]> Someone was asking for the average elevation above MSL (mean sea level) of land worldwide. If any of you know the answer or have a favorite source for this type of questions please share. thanks lisa -- ********************************* Head, GIS Services, MIT Libraries http://libraries.mit.edu/gis/ 617-258-5598