Climate Change Lesson 4 : The Carbon Cycle : Sources and Sinks

Students examine the carbon cycle, and identify sources and sinks within the environment. Students relate thisminformation to greenhouse gas emissions of carbon dioxide in the context of greenhouse gas emissions in Michigan.

Students will answer these essential questions:

What is the Carbon Cycle? 

How do human actions (in Michigan) affect the Carbon Cycle?

Subject/Target Grade

Science/Middle School and High School


One 40 minute period – Classroom setting


From MEECS Climate Change Resource DVD

Carbon Cycle (QuickTime Movie – 2:22 minutes) 


Keeping Up with Carbon (MP4Video – 5:30 minutes) 

Keeping Up with Carbon

The Carbon Cycle (PowerPoint) 

Download: Carbon_Cycle_PowerPoint.pptx

per class

Carbon Cycle (transparency master) 

Download: Carbon_Cycle_Transparency_Master.pdf

Explore the Carbon Cycle (answer key) 

Download: Explore_the_Carbon_Cycle_Student_Activity_Answer_Key.pdf

Michigan Land, Air, and Water (answer key) 

Download: Michigans_Land_Air_and_Water_Student_Activity_Student_Activity_Answer_Key.pdf

per group

Michigan Land, Air, and Water (poster) 

per student

Explore the Carbon Cycle (student activity) 

Download: Explore_the_Carbon_Cycle_Student_Activity.pdf

Michigan Land, Air, and Water (student activity) 

Download: Michigans_Land_Air_and_Water_Student_Activity_Student_Activity.pdf

Return to top