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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 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)

In this end-of-unit textbook chapter, students synthesize their understanding of contemporary climate change, consider their personal becomes CO² footprint, research one of the economic impacts of climate change, and compose a statement expressing... (View More)

Audience: High school
Materials Cost: Free

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 textbook chapter, students review concepts of matter and energy as a precursor to understand how carbon dioxide traps heat in the atmosphere. This is the second chapter in the unit, Climate Change, which addresses the question of how human... (View More)

In this textbook chapter, students are introduced to the national and international efforts to mitigate climate change. Students examine transcripts of a congressional hearing on climate change, and consider the importance of enacting climate change... (View More)

Audience: High school
Materials Cost: Free

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)

In this textbook chapter, students learn about the source of the Earth's internal heat engine, convection in the Earth's core, the role of superplumes in Earth's history, and the influence of tectonic activity on the Earth's climate. The resource... (View More)

This textbook chapter outlines the historical development of the Theory of Natural Selection, presenting classic evidence including Darwin's study of finch beak variation in the Galapagos Islands and Kettlewell’s investigation of the pepper moth... (View More)

Keywords: Adaptation; Evolution
Audience: High school
Materials Cost: Free

This book presents 49 space-related math problems published weekly on the SpaceMath@NASA site during the 2011-2012 academic year. The problems utilize information, imagery, and data from various NASA spacecraft missions that span a variety of math... (View More)

Audience: Elementary school, Middle school, High school
Materials Cost: Free