September 2019
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Seeing changes in the world through images of the world at night

A really interesting set of maps about changes in night lights.

“John Nelson, a cartographer at Esri, a digital mapping company, was curious what these lights could tell us about how the world around us had changed over time. Had some areas grown brighter while others had dimmed? And if so, he wondered, what […]

Highest Definition Image of Earth Ever

NASA today released a new, high-resolution “Blue Marble” image of the Earth taken from NASA’s most recently launched Earth-observing satellite — Suomi NPP. This composite image is 8000 x 8000, and uses a number of swaths of the Earth’s surface taken on Jan. 4, 2012, according to NASA. For those of you […]