Feed Science Daily: Excess Female To Male Births In Canada Linked To Chronic Dioxin Exposure (sciencedaily.com)
Almost 90 Canadian communities have experienced a shift in the normal 51:49 ratio of male to female births, so that more girls than boys are being born, according to two new studies. The researcher identified inverted male sex ratios, sometimes as profound as 46:54 in almost all of the communities studied.