Which is worse — drought or flooding? Neither is helpful to the environment, and both are increasing due to climate change. The 16th lesson in a series of 21 covers the average precipitation trends for two different climates within the...

How dry is it? It's so dry, the river only runs twice a week! Through an analysis of maps and discussions, pairs learn about droughts across the United States in the ninth of 12 lessons. They then read about, answer questions, analyze...

Pairs of ecologists select an animal and investigate an ecosystem from its point of view. This simple lesson involves Internet research and putting together a presentation of collected information. 

Gardeners are given an individual plant specimen from a bouquet of local rain garden plants. They group up by their plant type and then make observations together, name the plant, and introduce it to the rest of the class. You then share...

Installment eight of the 10-part Discover Your Changing World series tests the class's understanding of climate. Scholars play alone or in small groups to assess their understanding of climate systems, causes of climate...