The three modes of persuasion used to convince an audience are known as ethos, logos and pathos (http://pathosethoslogos.com/). The three modes are different in their use but are all three necessary to win an argument. An author would use ethos to prove that he is a reliable source to present the material or provide a reliable source to make his case. He or his source might offer credentials or provide proof that the source is credible. Pathos appeals to the emotions. It is obtained by the author using an emotional tone or heart tugging imagery. An author using logos to convince readers of his stance would cite facts and statistics to draw a logical conclusion. Ethos, pathos and logos are all in evidence in The Last Mountain directed …show more content…
This is when predators affect the numbers of prey or how the prey behaves. In this instance, the presence of the wolves not only culled the numbers of the elk population, but they were no longer able to graze without thought of danger. As a result, the willow stands have grown much bigger and thicker and provides critical cover for songbirds. The abundance of willow trees is also beneficial to the beavers, who not only eat willow trees, but use them for dams and lodges. The beaver dam the streams and create ponds which are attractive to moose, mink, otters, fish, and migratory birds. This one explanation full illustrates the importance of a balanced ecosystem and how the introduction of a predator can make sweeping changes in the …show more content…
Perhaps the most glaring fact presented in this segment was the declaration that there are literally no ambient air standards, either on a state or federal level, requiring companies to limit the amount of hazardous air pollutants they release into the air. This disturbing lack of laws regarding clean air is an issue of Houston Mayor Tom White who stated that, “nobody has the right to chemically alter the air that somebody else breathes without that person's consent.” He has pledged to reduce toxins in the air, even if he has to play hardball to do