On September 15, NASA will launch a laser 310 miles above the Earth to scan our planet’s ice sheets like never before, recording changes in the elevation of these frozen landscapes down to the width of a pencil.
from Gizmodo https://ift.tt/2NRf5l7
NASA's New Space Laser Will Track Earth's Vanishing Ice
from Gizmodo https://ift.tt/2NRf5l7
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