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Allushta [10]
3 years ago
14

About how thick is the biosphere ?

Biology
2 answers:
levacccp [35]3 years ago
4 0
Microscopic organisms live at such extremes that, taking them into consideration, the thickness<span> of the </span>biosphere<span> is much greater. Culturable microbes have been found in the Earth's upper atmosphere as high as 41 km (25 mi).</span>
saveliy_v [14]3 years ago
4 0

20 km (Is correct on grad point)

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