This lesson was written for the 2012 Arctic Ocean Ecosystem Workshop and was inspired by the research work conducted off the coast of Barrow, Alaska by researchers Steve Okonnen and Patricia Yager with PolarTREC teachers Lollie Garay and Chantelle Rose. Students will engage in a series of exercises to investigate seasonal change in the Arctic ecosystem based on authentic
Students will measure and analyze features of two different species of trees by using their cross-sections (cookies). Further analyses will allow students to graph their results and apply the knowledge gained to an understanding of tree growth, health and diversity.
Objectives
Students will use and understand the following terms: radius, diameter, circumference and area of a circle.
In this lesson, students will play a fun board game that teaches about the sources and types of some air pollutants, and how they affect the health of both people and the environment. Students will learn that not all pollutants are greenhouse gases. This game can be a lead-in for a discussion about climate change and what people can