“In the tradition of Silent Spring and The Sixth Extinction, an urgent, meticulously researched, and groundbreaking book about the ways in which chemicals in the modern environment are changing human sexuality and endangering fertility on a vast scale.
“In 2017, Shanna Swan and her team of researchers completed a major study. They found that over the previous four decades, sperm levels among men in Western countries had plummeted by more than 50 percent. The results sent shockwaves around the globe—but that was just the beginning. It turns out that sexual development is also changing broadly, for both men and women, and that the modern world is on pace to become an infertile one.”
“In the tradition of Silent Spring and The Sixth Extinction, an urgent, meticulously researched, and groundbreaking book about the ways in which chemicals in the modern environment are changing human sexuality and endangering fertility on a vast scale.
“In 2017, Shanna Swan and her team of researchers completed a major study. They found that over the previous four decades, sperm levels among men in Western countries had plummeted by more than 50 percent. The results sent shockwaves around the globe—but that was just the beginning. It turns out that sexual development is also changing broadly, for both men and women, and that the modern world is on pace to become an infertile one.”
https://www.shannaswan.com/countdown