Since he introduced the concept of the birthing pool in the 1970s, Michel Odent has continued to expand his interest in the mysterious connections between human beings and water. In Planet Ocean he shows that the evolution of the oceans--especially fluctuations of sea levels--and the evolution of humankind are inseparable. Oceans are givers and sustainers of life, containing ninety-five percent of the planet's habitable space in their vast...