This article is a very effective means of communication and persuasion based on several factors. One reason that this editorial is so effective is because Alley gives examples of the problems that humans could face in the future due to abrupt climate change and global warming. For example, Alley mentioned such issues as uncomfortable conditions for humans because of extreme heat, melting of polar ice caps, and deadly heat waves. Alley did a good job of explaining How these problems are created. To do this, he described how too much carbon dioxide released by humans acts similar to a heavy blanket on a sleeping child, overheating the Earth. Although this is a good comparison, Alley could have been more effective by informing his audience on how large amounts of carbon dioxide deplete the ozone layer, which causes global warming.
Another reason that this article is such an effective one is because Alley catches the attention of his audience. The newspaper's readers are most likely drawn into reading this article because of the subtitle which reads, "Humans' actions could increase chances of abrupt climate changes". This catches the attention of the readers because they realize that it has something to do with a problem that they, as human beings, are creating. They may also pay close attention to the article because it is noted that Richard Alley, the author, is a Professor of Geosciences at Penn State. Alley's occupation tells his audience that