Biology, 05.05.2021 02:10 aubreymoore4553

Carbon dioxide levels in the beginning of the Industrial Revolution was about 280 ppm (parts per million). If carbon dioxide levels have increased 38%, how much carbon dioxide is now in the atmosphere? 737 ppm

386 ppm

10640

8960 ppm

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Carbon dioxide levels in the beginning of the Industrial Revolution was about 280 ppm (parts per mil...