Each title in the highly acclaimed Opposing Viewpoints series explores a specific issue by placing expert opinions in a unique pro/con format; the viewpoints are selected from a wide range of highly respected and often hard-to-find publications.; This addition to the popular Opposing Viewpoints series discusses the topic of Earth's endangered oceans. Through the use of carefully selected articles, pulled from a variety of sources, this text addresses what threatens the world's oceans, what ocean p; "Each volume in the Opposing Viewpoints Series could serve as a model not only providing access to a wide diversity of opinions, but also stimulating readers to do further research for group discussion and individual interest. Both shrill and moderate, th"