Waiting on the World to Change In a scientific article, “Warming of the World” written by Carl Sagan, readers are compelled to recognize the potential peril of the warming of our Earth. The way Sagan ensures that his audience assimilates his view, is by offering them associated topic so they can compare his argument. For instance, Carl Sagan specifies that the “greenhouse effect [is what] keeps the surface of Venus around 470’C [or 900 degrees Fahrenheit]” (520, Sagan). When Sagan utilized other topics to pertain to his current topic, he allowed his audience to distinguish the importance of greenhouse gases on earth and why it is crucial for human existance. Furthermore, he connects the two topics in order for the reader to infer, or at least
