The Jefferson Grid


Thank you to GEB reader Clare for pointing us to this story about the Jefferson Grid. The Jefferson Grid refers to the Public Land Survey System (PLSS) or the Rectangular Survey System used in many … [Read more...]

Google Earth search vs Google Earth placemarks and street data


As we have mentioned in the past new additions to Google Maps are almost immediately available in Google Earth search. However, the information shown in Google Earth placemarks and street maps is not … [Read more...]

Art from Google Earth imagery and the Google Maps/Earth TOS


We recently came across two stories in the news about people creating art from Google Earth imagery. The first is this one about Mishka Henner. His work appears to consist of unaltered screen shots … [Read more...]

Satellite imagery strips and degrees of latitude and longitude


After creating a global map of historical imagery density last week, we have been experimenting with higher resolution versions for a small area. High resolution historical imagery density Latitude … [Read more...]

The best of Google Earth for August 2015


Google has not released any 'satellite imagery update maps' since the introduction of the 'Voyager layer' at the end of June. Google has, however, been pushing out satellite imagery and there are … [Read more...]

Historical imagery density: Part 3 – two hotspots


Earlier this week we showed you our historical imagery density map. Looking at the map a number of hotspots are immediately apparent. However, many of these hotspots result from anomalies in the way … [Read more...]

Crossing the antimeridian Google Earth

Antimeridien rectangle

When creating the heatmap for yesterdays post we discovered some things that we think are worth sharing. Every point on Earth's surface can be located with a latitude and longitude. In decimal format … [Read more...]

Historical imagery density in Google Earth: Part 2


Last week we started on a project to try and map out the density of historical imagery in Google Earth using the Google Earth plugin. We created a short piece of JavaScript that queries the Google … [Read more...]

New Orleans & Hurricane Katrina 10 years on


This week marks the 10th anniversary of Hurricane Katrina. It occurred just months after Google Earth was first released. Although Google Earth had existed as Keyhole Viewer prior to that, Google's … [Read more...]

Visualizing Shipments from Coal Mines to US Power Plants


Thank you to GEB reader Chris Davis for letting us know of a map he has put together for Google Earth visualizing the relationships between coal mines and power plants in the United States. Grab the … [Read more...]