This site is from a religious tolerance group and the article does very well at describing and noteing differences and necessities to the idea of gay marriage
This article notes many gay marriage statistics and could be very useful in writing a current up to date essay
This hows a pro and con view point of whether or not people who do get married in states where it is legalized should have the same rights in their own states.
This is an older article. It is another pro/con article that simple discusses wether or not gay marriages should be legalized. I know it is older but I felt that it was relavent because 2003 was a time when this initially started being discussed.
Monroe, Irene. "Proposition 8 and black homophobia.(influence of African American voters on the passing of the law against same sex marriage)." The Gay & Lesbian Review Worldwide 16.1 (Jan-Feb 2009): 6(1). General OneFile. Gale. Lansing Community College Library. 5 Apr. 2009
<http://envoy.lcc.edu:2067/itx/start.do?prodId=ITOF>.
Quote from bible which could be observed as stateing that homosexuality is a sin