Changes to the Gender Recognition Act that would have allowed individuals to self-identify as the opposite sex have not been adopted, so why are self-ID policies being implemented across the UK?

Changes to the Gender Recognition Act that would have allowed individuals to self-identify as the opposite sex have not been adopted, so why are self-ID policies being implemented across the UK?
Not only does pornography impact women in the sex trade, but it harms society at large. And we are seeing the results on a widespread basis.