August 19, 2015
by chris
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After producing the Franz Josef Land map and the Severnaya Zemlya map i have now completed another similar map of the third large group of islands in the Russian Arctic: Novaya Zemlya. Novaya Zemlya is located south of Franz Josef … Continue reading
August 3, 2015
by chris
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Last week we had a few days of extraordinarily sunny weather in large parts of the Eurasian Arctic – see here for an overall view. So i created a new Summer mosaic of Franz Josef Land complementing the winter view … Continue reading
May 25, 2015
by chris
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Here is a particularly interesting spring Landsat image from the Arctic showing October Revolution Island, Severnaya Zemlya. The area shown is located here: and shows two fairly spectactular phenomemena. The first is the streak of wind blown dust at the … Continue reading
April 19, 2015
by chris
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In many parts of the Arctic late winter and early spring bring the most stable good weather of all year – and best chances for cloud free satellite images. So also in late March and early April this year for … Continue reading
March 2, 2015
by chris
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I just updated renderings of the Severnaya Zemlya map with a number of changes: Relief data is now using shape-from-shading techniques on the whole map area to provide additional relief details. Quality of this is somewhat variable since availability of … Continue reading
February 5, 2015
by chris
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After the recent waterbody data reprocessing i also updated the glacier data in my maps. This now includes complete mapping of the glaciers of the Russian Arctic which is also available as a separate data set. The Russian glaciers are … Continue reading
January 1, 2015
by chris
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Happy New Year to all readers. Here is a mosaic of Landsat images from mid-end December of Kamchatka. I have produced winter mosaics from the area before but Kamchatka always provides new interesting features. In contrast to the previous mosaic … Continue reading
July 14, 2014
by chris
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On occasion of the solstice (yes, about three weeks late) here I have another Landsat satellite image of South Georgia with a lower sun position and some more clouds than the one shown previously. And complementary to this as well … 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
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