Introduction: what we hope to do

Atomic bombs, nuclear fallout, and dental x-rays

Radon in your basement

Childhood leukemia near nuclear plants

Breast cancer part 1: the rise of activism and the pesticide hypothesis

Breast cancer part 2: testing the pesticide hypothesis

Power lines, magnetic fields, and cancer

Cancer from the landfill?

Asthma, allergy, and air pollution

Summary: lessons from a disaster.