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    • Gold unbalanced scales on brown background.
    Rights: Anatasiya Maksimenko Published 29 July 2008 Size: 30 KB Referencing Hub media

    The unbalanced scales represent the positive and negative effects of UV – without indicating which side outweighs the other.

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      ARTICLE

      Positive and negative effects of UV

      The Earth’s atmosphere blocks most of the Sun’s UV radiation from penetrating through the atmosphere. The small amount that gets through has both positive and negative effects. Positive ...

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