Students explore air pollution. In this ecology lesson plan, students participate in an experiment in which 5 numbered jar lids are placed outside. Students bring one lid a day in until all jars are inside. Dirt specks are counted,...

Students find out that all habitats have a carrying capacity. They explore how the world's human population has grown markedly in the 20th century, and that humans impact environmental health. Students investigate that people can and...

Students watch "The Lorax" as an introduction to environmental issues. Students need not have prior knowledge of terms. This instructional activity follows the learning cycle. Students design a plan to make the Truffula trees sustainable...