The article "The Melting Arctic" attempts to win over public opinion by making use of persuasive techniques. One such technique is the use of , which relies on proofs, graphs, and charts. The article also relies on , which involves the endorsement of an idea or opinion by a renowned professional in that particular field. In contrast, the NOAA video uses visuals of animals to appeal to the viewer’s . It makes claims about the worsening Arctic conditions and the adverse effects they have on animal life.