This is an independent science research book on ecology and the movement to go green to sustain the planet. Use it as an Earth Day Celebration project. Use it in lieu of a science assessment. Use it for an extra credit opportunity. Use it when a student is out for a protracted amount of time because of illness. Use it for mentally gifted and talented students. Grade it A, B, C, or D based on evidence of research, effort, and completeness. It has a variety of assignments which include terminolo