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According to the Figure Below,how Much Has Atmospheric Carbon Dioxide

Question 40

Multiple Choice

According to the figure below,how much has atmospheric carbon dioxide (CO₂) increased in parts per million (ppm) in approximately the last 50 years?
According to the figure below,how much has atmospheric carbon dioxide (CO₂) increased in parts per million (ppm) in approximately the last 50 years? A) from about 310 to 320 ppm B) from about 360 to 390 ppm C) from about 320 to 390 ppm D) from about 380 to 390 ppm


A) from about 310 to 320 ppm
B) from about 360 to 390 ppm
C) from about 320 to 390 ppm
D) from about 380 to 390 ppm

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