View the global human footprint map developed from 180,000 satellite images.
MapSwipe and its team of digital volunteers utilize the abundance of smart phone technology to gather more information on natural disasters and the impact they have on people, cities, and countries around the world.
When looking at aerial and satellite imagery, telling the difference between a canyon and a mountain can sometimes be tricky due to an optical illusion known as relief inversion. Most people have a subconscious interpretation of images based on the assumption that objects are illuminated from above. We expect the […]
Counting the number of lakes in the world until recently was more of a guessing game than an exact science. A recently study published in Geophysical Research Letters used satellite data to remotely sense the number of lakes larger than 0.002 square kilometers. An automated algorithm called GWEM (GeoCoverTM Water […]
The differing effects of one country’s activities as opposed to its neighbors can be so dramatic that the results are visible from space, especially through the lens of a satellite. Listed here are international borders that are visible on satellite imagery. Forestation, agricultural practices, electrical usage at night, and water […]
Thirty-two have been called, but which will be chosen? NASA’s Earth Observatory is hosting the second annual Tournament: Earth, a reader-driven competition to choose the previous year’s top NASA image of our planet. The tournament starts March 3 and ends April 7, with five rounds of voting spread across five […]