See,for instance, "The Million Person Gap: A Critical Look at Palestinian Demography", on the The Begin-Sadat (BESA) Center for Strategic Studies (Bar Ilan University) web site. Also see "Israel: Demography 2012-2030 ON THE WAY TO A RELIGIOUS STATE", by Haifa University's Evgenia Bystrov and Chaikin Chair in Geostrategy, Arnon Soffer, where they show that the religious Jews are having far more children than anyone else. Time to find a new red herring. This demographic one is already stale.
Woman moderately wounded by firebomb thrown at her car in north J'lem (Haaretz)
from the article: Palestinians to outnumber Jewish population by 2020, says PA report