Instructional Video
PBS

Pbs: Human Numbers Through Time

9th - 10th
In the following interactive you will examine global population growth over the past two millennia, and see what's coming in the next 50 years.
Audio
Science Friday Initiative

Science Friday: More

9th - 10th
How do population, natural resources, and women's rights all intersect? We'll talk about population and reproduction through the ages, and its connection to environmental issues past and present.
Instructional Video
Bozeman Science

Bozeman Science: Population Modeling

9th - 10th
Paul Andersen shows you how we can use a spreadsheet to model population changes. He begins with a brief discussion of populations and life cycles. He then shows you how you can model a single generation using a spreadsheet.