I'm not sure what you're asking me to explain. The environment being involved is pretty straight forward, -- unless of course, you're an idiot. The environment includes one's home, school, culture, and their family. [quote]Daryl Bem, a social psychologist at Cornell University, has suggested that the influence of biological factors on sexual orientation may be mediated by experiences in childhood. A child’s temperament predisposes the child to prefer certain activities over others.[/quote] http://www.telegraph.co.uk/news/science/science-news/10637532/Being-homosexual-is-only-partly-due-to-gay-gene-research-finds.html Also, just because it is genetic, doesn't mean it's a disorder.