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Get more insightful information about living in a biosphere with Jane Poynter:

What if we took everything that sustains life on this planet, and shrunk it down to one small bubble? Earth's biosphere stretches about 20 km (12 mi). From the deep-sea vents in the ocean into the atmosphere. This is where almost all life exists. If we ever want to live in space, or settle Mars, we will have to recreate this extremely complex system. What would you eat? Would you have garbage? What would be the biggest threat to your health?

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What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and possibilities. Join us on an imaginary adventure through time, space and chance while we (hopefully) boil down complex subjects in a fun and entertaining way.

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