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Questions tagged [ground-truth]

Ground-based reference measurements to aid remote sensing for Earth science

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1answer
547 views

Is this a former volcano in the Hamad Plateau, in the Syrian desert?

On my random explorations of google maps, I came across this interesting terrain: (link to map here) Apparently, this is part of the so-called Hamad Plateau, in the Syrian desert. If so, the rock ...
9
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2answers
1k views

What are these underwater structures near 6°N 85°55'W

While google earth-researching the sea floor near Malpelo and Cocos Islands (Colombian and Costa Rican Pacific Ocean), I came along these strangely geometrical structures in the sea floor, located ...