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Estimated human population growth over time, including projections.

Graph showing estimated human population size in millions from year 1 to 2025, with a projected dashed line for the year 2100.

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Show Answer Key & Explanations Step-by-step solution for: Human Population Growth (KEY)

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- Plot the given data points on the graph, with Year on the x-axis and Population in Millions on the y-axis.
- Connect the plotted points with a solid line to show the historical trend.
- Extend the line beyond 2025 to the year 2100 using a dashed line, estimating the population based on the existing trend (approximately 10,000 to 11,000 million).
- The projection is based on the observed exponential growth pattern of the human population over the past two centuries, assuming current trends in birth rates, death rates, and technological/medical advancements continue.

Parent Tip: Review the logic above to help your child master the concept of population worksheet answers.

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