Students examine an experiment in which 2 types of commercial fish are fed a new type of fish feed and a commercial fish feed which costs ten times as much. They calculate in the fish grow as well with the cheaper fish feed and then...

Students investigate common fishing methods used to capture sharks. They decide why these methods and the shark's reproductive biology are contributing to the quick reduction in the shark population.

Students explore the concept of paleoclimatological proxies.  For this paleoclimatological proxies lesson, students explain isotope ratios in deep water coral samples.  Students write a paragraph about global climate change as...