Rising Temperatures & Persistent Drought Threaten to Create a Second Dust Bowl

drought-conditions

Rising temperatures, persistent drought, and depleted aquifers could set the stage for a second Dust Bowl, a period of drought and dust storms that affected the prairies in the USA and Canada during the 1930s.

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Birth Ratios Skew Towards More Females During Famine

chinese-mother-with-girls

In China, during the Chinese Great Leap Forward famine, the male to female birth ratios fell significantly. This implies that whenever food is in short supply, women are more likely to bear daughters than sons.

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