Original sentence: Furthermore, there exists even religions that celebrate same-sex weddings or commitment ceremonies already; in Canada, the United Church of Canada, the country's largest Protestant denomination, has striven for the legalization of same-sex marriage.Many other people, while tollerant towards sexual behaviour of others, see no reason to compromise and redefine the traditional concepts of marriage and family.Other opponents point out, that the same-sex marriage contradicts itself, since the term marriage, means the legaly binding union of men and women, that is aimed at bringing and rising offsprings.Some opponents object to same-sex marriage on religious grounds, arguing that extending marriage to homosexual couples undercuts the conventional meaning of marriage in various traditions.The opponents of different bases are not really seem to disappear.There is also big group of people, that oppose the same-sex marriage
Edited sentence: Furthermore, a number of religions celebrate same-sex weddings or commitment ceremonies already; in Canada, the United Church of Canada, the country's largest Protestant denomination, has striven for the legalization of same-sex marriage.Opponents object to same-sex marriage often on religious grounds, arguing that extending marriage to homosexual couples undercuts the conventional meaning of marriage in various traditions