The text discusses the common steps in analyzing an ethical issue. The first step is understanding all the various types of issues, and the controversy that often pervades them. From an engineering perspective, the topic of global warming best represents a controversy over issues.

From an engineering perspective, the topic of global warming best represents a controversy over moral issues.

Explanation:

Moral and ethic issues are involved when a practice that brings earnings or money, and it is the way a person earns his or her living, affects in other ways to others. In this case some practices of engineering can be harmful to the environment.

For instance an ingeneer who works for an oil company, can have moral issues with his or her job, because of the consequences that work brings to global warming.