Question

What probably caused the major increase in CO2 in the atmosphere?

a. too much methane from cows

b. the industrial revolution

c. sea-floor spreading

d. CFCs in aerosols

Answer 1

B. the industrial revolution

Step-by-step explanation:

Such as the burning of oil, coal and gas, as well as deforestation are the primary cause of the increased carbon dioxide concentrations in the atmosphere.