Which of the following helps explain why Mars does not have a balanced greenhouse effect?
AMars has an iron-rich core.
BMost of the water is locked in a permafrost layer underground.
CPlate tectonics prevents the release of carbon back into the atmosphere.
DThere are no active volcanoes sending carbon dioxide back into the atmosphere.
Which of the following helps explain why Mars does not have a balanced greenhouse effect?
AMars has an iron-rich core.
BMost of the water is locked in a permafrost layer underground.
CPlate tectonics prevents the release of carbon back into the atmosphere.
DThere are no active volcanoes sending carbon dioxide back into the atmosphere.