We now have the distinction of having the highest teen birth rate in the U.S. Clearly, all that abstinence-only sex "education" is not working. Sure, we could continue to cling to ineffective methods because they fit with our shared religious delusion. That is exactly what many Christian extremists will say we should do.
On the other hand, it might be nice to at least try a reality-based approach to the problem. Exsisto Sane is right - we do need an intervention.