This Sunday’s France book is an appeal for the environment: ” Save our oceans ! », Published by Éditions de l’Archipel. Its author is Jean-Michel Cousteau, son of the famous Commander Cousteau, with whom he has crisscrossed the waters of the whole world. He has seen the oceans deteriorate, polluted because of man, and testifies to the urgency to act. Jean-Michel Cousteau answers Jeanne Richard.