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Sunscreen is bad for...

Sunscreen Bad for Beach

Dermatologists recommend that beachgoers apply and reapply sunscreen to block the harmful effects of ultra-violet (UV) radiation, which leads to painful sunburns and increases the risk of developing skin cancer. Scientists, however, are worried that cream-based UV filters are killing the coral reefs of popular beaches. They have found that exposure to such chemicals can cause extensive coral bleaching, a condition in which distressed corals expel the symbiotic algae from which they derive much of their energy as well as their unique color. According to the study, up to 10 percent of the world’s coral reefs are at risk for sunscreen-induced bleaching. More ...



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