What primary impact do volcanoes have on greenhouse gases?
a. volcanoes calls increase in carbon dioxide levels in earths atmosphere
b. volcanoes cause increases in nitrous oxide levels in earths atmosphere
c. volcanoes calls increases in halo carbon levels in earths atmosphere
d. volcanoes cause increases in methane gas levels in earths atmosphere

The answer is; Carbon dioxide levels in the Earth’s atmosphere have been steadily increasing.

Data has shown a direct relationship between the increase in the levels of carbon dioxide in the atmosphere and rising global temperatures. The rise in the global temperatures can be observed through the melting of Arctic and Antarctic glaciers, the rise in ocean levels, and extreme weather events.  

The answer is A Volcanoes calls increase in carbon dioxide levels in earths atmosphere