Atmospheric CO2 levels are changing:

(Horizontal axis is year: 1958-1990)

http://hyperphysics.phy-astr.gsu.edu/hbase/thermo/grnhse.html

Where is all this extra CO2 going? It is known that only perhaps a third of the extra emitted CO2 is going into the atmosphere! Perhaps it is going somewhere else in the carbon cycle. What do you think?

Back

Back to Lecture 17 outline

Back to lectures page

Back to main course page