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Earth structure  
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High school  
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This textbook chapter presents ocean and wetland ecosystems, and describes how floating plastic trash endangers aquatic species. Oceanographer Jacques Cousteau is profiled. The resource includes a student action plan to reduce waste in their... (View More)

Audience: High school
Materials Cost: Free

This model demonstrates convection currents and uses water, food coloring, a cup of very hot water and a votive candle as heat sources. Movie clips of demonstration setup and convection in action are provided. This activity is supported by a... (View More)

This introductory textbook chapter presents data demonstrating decreased global biodiversity and its link to human activity. The resource includes a field-based student investigation of local biodiversity, links to current news articles, and an... (View More)

This textbook chapter tells the story of DDT and the the near-extinction of the Perigrine Falcon. The role of the Rachel Carson's best-seller, Silent Spring, and the role of research in the recent recovery of bird populations in the United States... (View More)

This textbook chapter describes the processes through which El Niño and La Niña conditions emerge. The resource includes an animation of ocean currents, and links to current news articles, and a suite of pre- and post-unit assessments. A teacher's... (View More)

In this introductory textbook chapter, students become familiar with how scientists view planet Earth. This is the first chapter in the unit, A New World View, which introduces global systems science, emphasizing the concepts of environmental... (View More)

Keywords: Sustainability
Audience: High school
Materials Cost: Free

This activity presents a digital interactive where students identify anthropogenic sources of carbon dioxide and their relative contribution to carbon enrichment of the atmosphere. Students then obtain a photograph pair of a scene in their... (View More)

Audience: High school
Materials Cost: Free per student

This is a 15-day unit of inquiry-based lessons about the surface features of the Moon and the Earth and how these two worlds formed and continue to evolve. Students participate in real science as they help lunar scientists map the surface of the... (View More)

In this paper and pencil activity, students plot atmospheric carbon dioxide concentration levels in Mauna Loa and Antarctica, and infer an explanation for the patterns they see in the data. A Java applet graphing tool allows students to explore... (View More)

Audience: High school
Materials Cost: Free per student

This textbook chapter describes the properties of greenhouse gases that are being added to the atmosphere: carbon dioxide, methane, nitrous oxide, chlorofluorocarbons, and ozone. Deforestation, industrialization and population growth are presented... (View More)