February 23, 2018
by chris
0 comments
Some news on open data satellite images: I updated the satellite image coverage visualizations. Here is the matching coverage volume plot over time: There are several important things you can see in that: With Landsat 8 the USGS has for … Continue reading
January 27, 2018
by chris
4 Comments
Over the last days i added a number of images to the OSM images for mapping produced from Sentinel-2 and Landsat data. There are three new images for the Antarctic: McMurdo Bay area This image covers the McMurdo Sound, McMurdo … Continue reading
November 18, 2017
by chris
0 comments
Here another view of the dust cloud from the previous post from a few days later as seen by Sentinel-2: And another remarkable situation from the other side of Earth – an impressive assembly of big tabular icebergs near Elephant … Continue reading
July 23, 2017
by chris
4 Comments
As many of you have probably already read elsewhere there has been a large iceberg calving event in the Antarctic recently at the Larsen C ice shelf at the east side of the Antarctic peninsula. The interesting thing about this … Continue reading
May 1, 2017
by chris
0 comments
Recently i made some effort updating the Antarctic coastline in OpenStreetMap regarding the most significant changes due to the movement of the ice. This essentially means bringing the position of the outer edges of the three largest ice shelf plates … Continue reading
April 8, 2017
by chris
0 comments
Spring is coming again around here while winter is approaching on the southern hemsiphere. And as last year a few images from the Antarctic before the night and from the Arctic from the beginning of spring: The first one shows … Continue reading
March 17, 2017
by chris
0 comments
After cleaning up remaining broken multipolygons in OpenStreetMap in the Antarctic as part of an ongoing effort to fix broken geometries – by the way I am happy to report Antarctica is now the first continent in OpenStreetMap without serious … Continue reading
January 20, 2017
by chris
0 comments
As a followup to my recent EO-1 post here another set of unusual images from this satellite from a few months ago. These kind of show the start of the polar day in the 2016/2017 summer in the Antarctic. At … Continue reading
April 8, 2016
by chris
0 comments
With the March equinox past a few weeks we are now approaching the northern hemisphere satellite image season while the Antarctic is settling down for the polar night. Here two images from both sides of the world from the end … Continue reading
March 12, 2016
by chris
0 comments
Last year i showed an image from the Bay of Whales in Antarctica. Here is a newer Landsat image from the same area from approximately a year later. And here is the same in direct comparison to the 2015 image … Continue reading