trustworthy source, author's credentials, evidence of quality control, known or respected authority, organizational support. Goal: an authoritative source, a source that supplies some good evidence that allows you to trust it.
up-to-date, factual, detailed, exact, comprehensive, audience and purpose reflect intentions of completeness and accuracy. Goal: a source that is correct today (not yesterday), a source that gives the whole truth.
fair, balanced, objective, reasoned, no conflict of interest, absence of fallacies or slanted tone. Goal: a source that engages the subject thoughtfully and reasonably, concerned with the truth.
listed sources, contact information, available corroboration, claims supported, documentation supplied. Goal: a source that provides convincing evidence for the claims made, a source you can triangulate (find at least two other sources that support it).
Accessed November 19, 2010 from http://www.virtualsalt.com/evalu8it.htm
These websites do! Examine some of the content on these pages according to the CARS checklist and you'll see that some are more objective than others. Some are also very obviously favoring one side or the other on this often controversial topic. Can you find any articles you can use for your research paper?