Entering An Era Of Water Scarcity: The Challenges Ahead By Sandra L. Postel

730 Words 3 Pages
It is a common misconception that the world will never run out of water yet fresh water is a finite resource. Major implications will occur if the public continues to participate in unsustainable water treatment. By no fault of their own, however, most people are unaware of water-scarcity as well as the devastating consequences that can arise. “Entering an Era of Water Scarcity: The Challenges Ahead”, written by Sandra L. Postel, aims to shift the narrative of water security by informing the audience of the problems associated with a deteriorating water supply. Those challenges include food security, the weakening health of ecosystems, and political conflicts. After she examines each problem by providing an abundance of statistics, data, …show more content…
In nearly every paragraph Postel backs up or justifies her claims by providing scientific data. For example, Postel claims the health of ecosystem are deteriorating due to water-scarcity issues. She then proves her statement by referencing statistics from the United States Nature Conservancy, “the organization reports that 67% of freshwater mussels are at risk, along with 51% of crayfish, 40% of amphibians, and 37% of freshwater fish (Stein and Flack 1997)” (Postel 943). Not only are logos established but by providing information from a well-known source, the credibility of the author or ethos are also established. Furthermore, Postel includes an acknowledgements section and a lengthy literature cited sections, thus creating a greater relationship of trust between the author and audience. By incorporating logos and ethos, Postel’s arguments are adequately supported, and therefore persuades her audience to honestly consider the impacts of …show more content…
In the opening paragraph, Postel directly states the exigence by reporting, “with the world population projected to increase by an additional two billion (2×〖10〗^9) people by the year 2030 (United Nations 1998), finding ways to satisfy humanity’s water demands while at the same time protecting the life-support functions of freshwater systems now ranks among the most critical and difficult challenges of the 21st century” (Postel 941). Postel does not just state her exigence once but reiterates it throughout the entire article. Also notice her use of logos and ethos to further stress the importance of the current water situation. It is crucial to state the motivating cause behind the text because it gives the audience a better insight to why the text was created. With that in mind, the water-scarcity challenges Postel addresses are given a greater sense of imminence. As a result, the audience acquires a greater sense of signficance to the problems at hand and are more likely to heed to Postel’s

Related Documents