The C Word

Since the dawn of the chemical era more than 300,000 chemicals have been invented, and many of which are made from oil and natural gas. While some manufactured chemicals have indeed provided benefit (disinfectants! antibiotics!), they have also caused great harm. Manufactured chemicals pollute every corner of the planet. They kill bees, fish, and mammals. They nearly destroyed the ozone and, yes, they give us cancer.

Many types of cancer are on the rise in the US, and one explanation for this in...