In this challenging unit, built around a fictional environmental-damage scenario, students learn of the interconnectedness of the natural world and the complexity of many environmental problems. Students consider pollution from many sources, perform chemical and biological tests to finger the “culprit(s),” and track changes in predator-prey relationships. More Information...

NOTE: Lawrence Hall of Science seems to be having trouble with the website linked above - more information is available at their online store, but don't buy the book - it is included in your classroom kit as well as all the materials needed to teach the unit!