What Is One Way That We Humans Are Currently Making

Multiple Choice

What is one way that we humans are currently making the atmosphere of the Earth more like that of Venus?

A) we are adding more oxygen to the atmosphere by growing more plants and trees
B) we are adding carbon dioxide and other greenhouse gases to the atmosphere, which is leading to global warming
C) we are setting up a lot of equipment at the north and south poles to cool our planet down
D) we have more than doubled the mass of the Earth's atmosphere by making additional air in our factories
E) the Earth's atmosphere already resembles the atmosphere of Venus in all ways that are significant
Section 10.4: The Geology of Mars