[OSM-talk] Antarctica coastline/shelf-ice import

2013-03-05 Thread Jochen Topf
Hi! The Antarctica coastline currently existing in OSM was imported years ago from rather bad and outdated data. And the huge shelf-ice areas are mostly missing. There is much better data available that can be used to replace the old data. Christoph Hormann and I are planning an import that will

Re: [OSM-talk] Antarctica coastline/shelf-ice import

2013-03-05 Thread Serge Wroclawski
Jochen, I worked on an Ozone monitoring instrument briefly in my career, and my understanding is that the polar ice caps change often. Are you proposing that we change them every N months? If so, I think we have better solutions at our disposal than trying to delete/reimport huge areas like

Re: [OSM-talk] Antarctica coastline/shelf-ice import

2013-03-05 Thread Jochen Topf
On Tue, Mar 05, 2013 at 09:57:31AM -0500, Serge Wroclawski wrote: I worked on an Ozone monitoring instrument briefly in my career, and my understanding is that the polar ice caps change often. No, they don't change all that much. Of course they change a little bit all the time, the ice cap

Re: [OSM-talk] Antarctica coastline/shelf-ice import

2013-03-05 Thread Maarten Deen
On 2013-03-05 16:22, Jochen Topf wrote: On Tue, Mar 05, 2013 at 09:57:31AM -0500, Serge Wroclawski wrote: I worked on an Ozone monitoring instrument briefly in my career, and my understanding is that the polar ice caps change often. No, they don't change all that much. Of course they change a

Re: [OSM-talk] Antarctica coastline/shelf-ice import

2013-03-05 Thread Jochen Topf
On Tue, Mar 05, 2013 at 04:48:43PM +0100, Maarten Deen wrote: On 2013-03-05 16:22, Jochen Topf wrote: On Tue, Mar 05, 2013 at 09:57:31AM -0500, Serge Wroclawski wrote: I worked on an Ozone monitoring instrument briefly in my career, and my understanding is that the polar ice caps change often.