Questions

  1. During what season is the monthly mean CO2 concentration greatest in Pt. Barrow, Alaska?

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  2. If you were in the Southern Hemisphere, during what season would the monthly mean CO2 concentration be greatest at the Amundsen - Scott South Pole Station, Antarctica?

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  3. Why do CO2 concentrations vary less at the South Pole location than at Pt. Barrow?

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  4. Why do scientists collect CO2 data at remote isolated locations, such as Alaska and Antarctica?

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