Wherever I go this summer, it seems that people are slathering or spraying sunscreen onto themselves and their children. Whether or not you want to use sunscreen, you essentially have no choice – aerosol sprays disperse and pollute the air, and sunscreens and sun blocks wash off in pools or lakes, contaminating the water. (Despite what labels proclaim, there is no such thing as “waterproof sunscreen.”)
The Dangers of Commercial Sunscreens
