• BlackCentipede@lemmy.ml
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    4 years ago

    Even that is a bit iffy, because if aliens are sufficient intelligent and efficient then it possible that there are minimal to no pollution.

    • poVoq@lemmy.ml
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      4 years ago

      As long as there is no better idea on how we might identify potential candidate planets based on observation with telescopes only, I don’t see how this would be relevant. Sure there might be false negatives.