The conversation between human and AI assistant.
If humans stopped reproducing, what would the chain of events be, from now to the death of the last person? 
What would extinction of humans mean for the planet?
In the long term, the extinction of humans could potentially benefit the planet by reducing our negative impact on the environment. However, in the short term, it could result in ecological imbalances and the loss of many species that are dependent on human intervention for survival.