September 29, 2014
by chris
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Meanwhile more than a year ago i imported extensive data in OpenStreetMap for Antarctica much of which is showing the delineation of ice and ice free areas. Still none of the widely used OpenStreetMap based maps is showing this data. … Continue reading
September 19, 2014
by chris
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The Green Marble global color mosaic i introduced recently allows producing 3d views of areas where previously available image data was not suited for high quality images. Here are a number of perspectives i wanted to do for quite a … Continue reading
September 1, 2014
by chris
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While summer is coming to an end here in the north light is coming back to Antarctica these days. Currently we are approaching the maximum sea ice extent until the raising sun will start melting the ice in October. Here … Continue reading
August 12, 2014
by chris
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Here a recent view of the South Sandwich Islands assembled from Landsat images from a few days ago. The image mosaic shows most of the islands except the northmost ones which are hidden under clouds. Generally winter is the time … Continue reading
July 12, 2014
by chris
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After the general discussion of the boundaries between 2d maps and and 3d perspective views i set up a version of the Franz Josef Land map in orthographic 3d perspective for a more practical demonstration: Producing this kind of map … Continue reading
June 27, 2014
by chris
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While it is mid-summer here on the northern hemisphere it is winter in the south so i have assembled a few winter impressions from the islands and coasts of the southern Ocean from Landsat data. All images are from late … Continue reading
May 20, 2014
by chris
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In addition to the mapping of the De Long Islands i produced an improved elevation model using the shape from shading techniques described earlier. Here is a shaded relief rendering of Bennett Island produced from this. This elevation data is … Continue reading
May 2, 2014
by chris
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With the mappings of Franz Josef Land and Severnaya Zemlya there are a few smaller islands at the edge of the Arctic Ocean left that are generally poorly mapped, not only in OpenStreetMap but also elsewhere. Below is an overview … Continue reading
April 4, 2014
by chris
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When i introduced the Severnaya Zemlya map i did not show any 3D views of the area but here i try to make good for this. The following views have been added to the Imagico.de Services and Products: Another thing … Continue reading
March 24, 2014
by chris
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The Landsat mosaic you can see below is from last autumn just before the begin of the polar night. It shows the Nares Strait between Greenland and Ellesmere Island connecting the Arctic Ocean to the North Atlantic Ocean. This strait … Continue reading