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The Science Digest

Earth's evolution

By Dr. Vince Gutschick
Published July 26, 2023 at 7:59 AM MDT
The goals of the planetary protection officer are to protect the Earth and to protect other planets from being contaminated by substances from Earth during exploration.
NASA
The goals of the planetary protection officer are to protect the Earth and to protect other planets from being contaminated by substances from Earth during exploration.

Dr. Vince Gutschick digs into the development of our planet.

The Science Digest
Dr. Vince Gutschick
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