The amount of carbon dioxide in the atmosphere has increased

Last updated: 6/9/2023

The amount of carbon dioxide in the atmosphere has increased substantially since the be ginning of the industrial era Carbon dioxide concentrations have risen from 280 ppm in the late 1700s to 414 ppm in 2021 which is a 48 percent increase Almost all of this in crease is attributed to human activities Which of the following is true about how increased human activity has affected the carbon cycle A B C D To counteract the increased amount of carbon dioxide in the atmosphere producers must perform photosynthesis at a higher rate Fewer volcanic eruptions have occurred over time due to too much carbon dioxide in the atmosphere Due to the increase in carbon dioxide emissions the ocean has become more acidic over time Acid rain has declined over time due to the increase in carbon dioxide emissions by