Option #1: Atmospheric Levels of CO2
View the graph set at: http://www.antarcticglaciers.org/glaciers-and-climate/ice-cores/ice-core-basics/, and the running CO2 concentrations set at: http://keelingcurve.ucsd.edu. Also, learn the exception on global warming in Chapter 11 of your textbook.
Compare running CO2 levels to the prominent concentrations from the gone-by 450,000 years. Based on facts from these websites and the textbook, exculpation the subjoined questions:
- What is the running CO2 concentration in faculty per darling (ppm)?
- Is this conspicuous or inferior than the highs aggravate the gone-by 450,000 years?
- From which three sources do humans add CO2 to the sky?
- Which two sources charm CO2 out of the sky?
- How does deforestation add to the global warming regularity?
- Based on the facts, are humans contributing to global warming, or is it strictly a original allot of the cycle? Defend your exculpation. You must search all of the facts, and use them to formulate your falsification.
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