1 - Check the composition of her sun cream ...

Mineral filters such as zinc oxide and titanium dioxide (allowed in organic) would bleach the coral reefs * and stop the growth of phytoplankton. However, in 20 mn of bathing, our sunscreen balances 25% of its components in water **. Solution: the label is scanned and a product composed of plant active ingredients such as Karanja oil absorbing some of the UV (UVbio sunscreen, and Aroma-natural sunscreen) is used.

2 - Throw his stalk ... in the trash.

One would be tempted to leave it in the dunes since it is biodegradable. Except that .... It takes 6 months to this apple to decompose. Worse: banana skin (8 to 10 months) and chewing gum (5 years).

3 - Pee in the toilet (not in the waves).

The urine contains residues of drugs that may disrupt the reproductive system of the fish. According to a Canadian study ***, it is primarily the contraceptive pill syntheses that would contribute to the feminization of males and infertility in females.

4- Limit the toxic substances of beach games.

How? By tracking the label "Phthalate free" on buoys or inflatable mattresses.   More "clean": Algoblend® toys, a bio-plastic based on brown algae (Beach Set, € 14.95, Nature & Discoveries).

* Environmental Health Perspectives ** Association for Research in Marine Development ARVAM *** University of New Brunswick