The "Guide to Healthy Pregnancies in the Mining Workplace" is a resource from the Centre for Research in Occupational Safety and Health (CROSH) that provides information on hazards in the mining industry that can affect a pregnant worker and her developing baby, such as chemicals, vibration, ergonomic stressors, and extreme temperatures. The guide aims to help employers and employees understand and reduce the risks associated with these hazards to ensure a safer and healthier work environment for expectant mothers. It covers various physical, chemical, ergonomic, and organizational factors that can impact reproductive health and pregnancy outcomes.