Is pollen the secret to eco-friendly sunscreen?
The camellia pollen-based microgel offers SPF 30 protection. Credit: NTU Singapore Get the Popular Science daily newsletterđź’ˇ Breakthroughs, discoveries, and DIY tips sent every weekday. Sunscreen’s skin protection is a literal lifesaver for humans, but the same can’t be said for its effects on coral. Every year, anywhere from 6,660 to 15,400 tons of commercial…