What kinds of negative consequences does the gender population imbalance have for Chinese society?

The “Missing Girls” of China

One result of the one-child policy and the preference for sons has been a population imbalance sometimes as high as 120 boys to every 100 girls. How can this problem be solved?

What kinds of negative consequences does the gender population imbalance have for Chinese society? What can be done to lessen the negative consequences or help relieve the gender imbalance?

Step 1: Research the consequences of the gender imbalance.

Step 2: Strategize ways to lessen the negative consequences or help relieve the gender imbalance.