babies
Sex Ratios at Birth Linked to Pollutants
A large, long-term study across the US and Sweden finds potential correlations between specific pollutants and the proportions of male and female babies born.
ABOVE: © ISTOCK.COM, JFAIRONE
Sex Ratios at Birth Linked to Pollutants
Sex Ratios at Birth Linked to Pollutants

A large, long-term study across the US and Sweden finds potential correlations between specific pollutants and the proportions of male and female babies born.

A large, long-term study across the US and Sweden finds potential correlations between specific pollutants and the proportions of male and female babies born.

ABOVE: © ISTOCK.COM, JFAIRONE
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