These indexes and databases help you identify journal articles and other publications relevant to your research topic.
If you need background/overview, try CQ Researcher.
If you are hoping for articles that take a position or lay out the controversy, try Opposing Viewpoints in Context.
Academic Search Complete is a large scholarly, multidisciplinary, full-text database, with more than 7,400 full-text periodicals, including more than 6,300 peer-reviewed journals. In addition to full text, this database offers indexing and abstracts for more than 11,500 scholarly, popular, trade, and special interest serials, and a total of more than 12,000 publications including monographs, reports, conference proceedings, and more. Updated daily.