If a woman does not want a child, she should not concieve. Its as simple as that.

When it gets to the point where she has to have someone tear her living child out of her own womb, its too late - and murder.

With adoption and modern social services, there is but one legitimate cause for an abortion - to save the mother's life. In such a case, a utilitarian approach must be taken.

Oh and..

(please try to keep religion out of it as it will only lead to trouble for all concerned. It really has no place in this debate)
It has as much a place in this debate as your opinion or mine.