Geo answer

The World
The World
For today's Geo Quiz we were looking for the altitude at which the Earth's atmosphere crosses over into outerspace. That boundary is referred to as the the K-rm-n line. The answer is 100 km or 62.1 miles above sea level. Amateur photographer Robert Harrison figured out a way to take pictures from far above the earth's surface. Anchor Marco Werman speaks with him.
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