PBS
Earthquakes and Volcanoes
Earth's surface constantly changes thanks to a variety of geological forces; in fact, Australia currently moves faster than GPS technology. Scholars connect the idea of continental drift to earthquakes and volcanoes with the help of an...
US Environmental Protection Agency
Mapping Greenhouse Gas Emissions Where You Live
After investigating the US Environmental Protection Agency's climate change website, your environmental studies students discuss greenhouse gas emissions. They use an online interactive tool to look at data from power production...
US Environmental Protection Agency
Carbon Through the Seasons
Meteorologists view an animated video by the Environmental Protection Agency to learn how the carbon cycle works, and then move into groups to analyze and graph actual data of the atmospheric carbon dioxide concentration from Hawaii's...
Chicago Botanic Garden
Historical Climate Cycles
Ice core samples give scientists access to climates of old—those from more than 800,000 years ago. Through an analysis of various temperature graphs from ice cores, tree rings, and weather stations, scholars compare historical climates...
NASA
Determining the Nature, Size, and Age of the Universe
Prompt scholars to discover the expansion of the universe themselves. Using photographs of other galaxies, they measure and then graph the size and distance of each. Finally, they draw conclusions and prove the universe is...