merbs writes Thank glaciologist Jason Box for the Arctic bird's-eye view of one of the most serene, alien landscapes on the planet. Box spends much of his time in Greenland, where he uses drones to measure 'dark snow'—snow that has accumulated soot and dust, thanks to human activity—which absorbs more sunlight and melts faster. Drone photography, then, may hold the key to understanding just how fast Greenland is melting.
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