Question

What would be the result if Earth's unique atmosphere did not exist?

Answer 1

D) Life will no longer be possible

Step-by-step explanation:

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Answer 2

Then the earth would most likely not be able to support life. Our earth would be similar to mars. In that it might have supported life. It the thin atmosphere would over all be unable to sustain more complex species. The earth would also be much colder because the green house effect is what maintains our relatively warm atmosphere.