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High school  
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This textbook chapter presents a real case study involving the the logging of an old stand forest from three perspectives, that of the environmentalists, the wood products industry, and a politician. An associated writing activity engages students... (View More)

This textbook chapter introduces Earth’s external energy source, and the nuclear fusion reactions that power the Sun, space weather and space storms. There is an interview with solar scientist, Dr. Janet Luhmann, UC-Berkeley. The resource includes... (View More)

Audience: High school
Materials Cost: Free

In this activity, students use image analysis software to determine the percent loss of old growth forests over time by analyzing a time series of 4 forest maps of the U.S. Software is available on the Global System Science Website. A manual... (View More)

Readings in this chapter guide student reflection on sustainability of the planet, and whether the Earth system is near a tipping point, where ecosystems will reorganize and seek a new equilibrium, with consequences for biodiversity. The resource... (View More)

This is an activity about image comparison. Learners will analyze and compare two sets of images of the Sun taken by instruments on the Solar Dynamics Observatory spacecraft. With Set 1, they will observe the Sun in both a highly active and a... (View More)

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

This short video (4:44) helps audiences understand and appreciate the importance of measuring precipitation globally. The role of the Global Precipitation Measurement (GPM) mission to better understand, model and predict where and when too much... (View More)

In this textbook chapter, students examine the data from Mauna Loa to see that the concentration of carbon dioxide in the atmosphere is increasing. The seasonal signal observed in the data is explained by the growth cycle of plants in the Northern... (View More)

Audience: High school
Materials Cost: Free

This textbook chapter traces the historical development of the modern scientific understanding of light, and reviews the electromagnetic spectrum and the Earth's atmospheric shield. The resource includes links to current news articles, and a suite... (View More)

NASA scientist, Neil Gehrels, serves as your guide to this online lesson on gamma ray tools, which focuses on advances in detector technologies since the 1980s that have enabled us to capture and image high-energy phenomena. Dr. Gehrels explains... (View More)

Audience: High school
Materials Cost: Free

In this textbook chapter, students are introduced to Mendelian inheritance and the biological processes through which changes in DNA are created and propagated within a population. An activity teaches students about dominant and recessive alleles,... (View More)

Audience: High school
Materials Cost: Free