In An Inconvenient Truth, the main greenhouse gas is(1 point)

Responses

nitrous oxide.
nitrous oxide.

methane.
methane.

carbon dioxide.
carbon dioxide.

oxygen.

carbon dioxide.

The main greenhouse gas in "An Inconvenient Truth" is carbon dioxide.

To determine the main greenhouse gas discussed in the film "An Inconvenient Truth," we can refer to the information provided in the documentary or look it up using reputable sources. In this case, "An Inconvenient Truth" focuses on the issue of climate change and its relation to greenhouse gases. The main greenhouse gas discussed in the film is carbon dioxide (CO2).