Just like when photographers utilize a composition of whitened paper ( or grey card , whichever they prefer ) to calibrate their cameras , British scientist are using this dried - out Turkish lake to place the white balance of Earth observation satellites .
Lake Tuz , in south Turkey , dries to the stark - white you see in the photo above every July – August , joining seven other location around the man which are being used by scientists to check artificial satellite ’ photographic camera are in check .
From the 14th – 25th of August , scientists will be analyzing the pureness and reflection factor of Lake Tuz from the ground , and comparing it to what they ’ve snapped up above . [ NPLviaPopSci ]
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