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HELP. humans have been burning fossil fuels rapidly for the past 250 years. As a result, the amount of atmospheric CO2 has increased by about ___% since the year 1800. A) 20 B) 40 C) 60 D) 80
Timvp
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Jul 20, 2023
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HELP.
humans have been burning fossil fuels rapidly for the past 250 years. As a result, the amount of atmospheric CO2 has increased by about ___% since the year 1800.
A) 20
B) 40
C) 60
D) 80
Biology
high-school
Timvp
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Jul 20, 2023
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Timvp
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Answer: it’s B) 40
Explanation : I took the test.
Nati Sholman Oskar
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Jul 24, 2023
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Nati Sholman Oskar
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