Answer to Question #202608 in General Chemistry for Loai Tomoum

Question #202608

Explain how the earth's atmosphere was described as violet during the first billion years


1
Expert's answer
2021-06-04T15:12:02-0400

The Purple Earth hypothesis is an astrobiological hypothesis that photosynthetic life forms of early Earth were retinal-based rather than chlorophyll-based, making Earth appear purple rather than green.


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