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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

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 is an lesson about comets. Learners will create a physical timeline of comet appearances in art and literature throughout history. Participants use a set of photos depicting comets in art images and science missions and place the images in... (View More)

This is an activity about forecasting space weather. Learners will use real-time data from NASA's Solar Dynamics Observatory, or SDO, to identify a variety of solar features and active regions of the Sun, and then will use these observations to... (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 case study, students read about the Canopy Crane at Wind River, a project that enables the study of Earth system interactions that take place high in the tree canopy. The chapter profiles scientists, studying birds, fungi, chemical transfer... (View More)

In this introductory textbook chapter, energy is defined and its sources, forms, and flow are introduced. Students are introduced to the first law of thermodynamics, conservation of energy. The resource includes links to current news articles, and a... (View More)

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 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)

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