EO - The Carbon Cycle - the Human Role Questions
After reading The Carbon Cycle Page 4 answer these questions in complete sentences in your journal.
- List three natural carbon fluxes we have learned about in the earth system.
- What is the relationship between burning fossil fuels and sedimentation?
- Describe the carbon movement caused by clearing forests.
- What is the highest level of CO2 displayed on the graph? What is the current level of CO2?
- Periods of low CO2 correspond to ice ages. Does this mean low CO2 causes ice ages? Explain using the words causation and correlation.
- Where does some of the anthropogenic carbon go ? Hint: we recently read an article about this.
- How much unaccounted carbon (in GtC) does the article talk about?
- Why is it important that we understand carbon sinks and sources?