1 Million Jews living in the West bank does not mean that there cannot be a separation. This kind of fear mongering has been around for a long time and it has yielded nothing. Most West Bankers live right over the Green Line and if the border moves a bit, so what?
Lieberman: Knesset panel should review attack on IDF soldier in Nabi Saleh (Haaretz)
from the article: Israel going for one million Jews in the West Bank