If CO2 rates continue to increase at their current rate, by 2050 the concentration will rise from 384 ppm in 2007 to
a. 410 ppm
b. 460 ppm
c. 510 ppm
d. 560 ppm
e. 610 ppm
Answer: D
If CO2 rates continue to increase at their current rate, by 2050 the concentration will rise from 384 ppm in 2007 to
a. 410 ppm
b. 460 ppm
c. 510 ppm
d. 560 ppm
e. 610 ppm
Answer: D
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