How many people might ever exist, calculated

The video explores humanity's population milestones, comparing the current 8 billion to historical figures and projecting future numbers. It discusses the challenges of estimating future populations, considering factors like birth rates and potential extinction. The video examines scenarios from near-term extinction to long-term survival, including space colonization. It emphasizes the importance of avoiding existential risks and setting a positive trajectory for future generations.

What are the three main questions discussed in the video regarding the population?

How does the current population of 8 billion compare to the total number of people who have ever lived?

What is the Malthusian trap and how does it relate to population growth?

What factors contribute to the decline in birth rates as countries develop?

What is the projected peak population according to the United Nations, and when is it expected to occur?

Discuss the implications of humanity potentially outlasting the Earth itself.

What are the two broad categories for how we can positively affect the future population?