Use the background information to write a CER responding to the driving question:
"Why is there so much peat?"
Your CER must Include:
• Components: Living and nonliving components of the Arctic system.
Interactions: Flow of energy and matter between the components.
•Mechanism: Role of cellular respiration.
• Evidence: At least two pieces of evidence from our investigations.
• Label the sentences for your claim, evidence, and reasoning.