Current World and U.S. Population

Human Population is increasing. See how quickly the number of people changes right before your eyes.

World Stats World Population

USA Stats US Population

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Popular Resources

Packet of lessons on the demographic, social and environmental trends that have shaped the USA
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330 Million in the USA

U.S. population takes center stage in this downloadable packet of classroom lessons, 330 Million in…

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Carbon Crunch

Students use a timeline to explore energy-related environmental issues through history then compare countries based…

Test tubes for students to simulate the spread of diseases.
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Catch It If You Can

Students mimic the spread of disease by exchanging liquids in test tubes in a hands-on…

Coastal view of the Pacific Ocean
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Drop in the Ocean

A visual demonstration models the limited ocean area where most ocean life is found, followed…

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