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Which is an environmental factors that affects skin color in humans?
Wiki User
∙ 8y ago
Sunlight (sun's UV radiation) is the major environmental factor that affects skin color in humans. Skin pigmentation (melanin) is responsible for skin color and it evolves primarily to regulate the amount of ultraviolet radiation penetrating the skin.
Joany Funk
Wiki User
∙ 11y agoThe cloud cover, as the amount of clouds decreases or increases the severity of the UV radiation coming from the sun that darkens your skin.
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