This unit teaches learners how soils develop and provides links between soils, climate, vegetation, and geology. It includes a field exercise where students can sample and characterize their local soil and relate different soil processes...

Students use real-world data to evaluate the feasibility of solar energy and other renewable energy sources in different U.S. locations. Working in small groups, students act as engineers evaluating the suitability of installing solar...

Read about the development of the current government of Madagascar and the recent political climate. You can find a list of the current governmental officials. Information is from the U.S. State Dept. Background Notes.