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...
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...
Howard Hughes Medical Institute
Paleoclimate: A History of Change
Earth's climate changed drastically throughout the history of the planet, so why do scientists blame humans for recent changes? Observe data covering the history of the planet that proves the natural climate change patterns. Then, learn...