Actually, Israel relies on the West Bank for much of its water at present, depriving Palestinian farmers of what they need. This is one of the reasons why Israel will never willingly give the area true independence. However, given such independence, a tsunami of investment money would flow into Palestine, another reason for Israeli intransigence.
U.S.-led coalition conducts 11 airstrikes in Syria, 19 in Iraq against ISIS targets (Reuters)
from the article: Abbas must unilaterally declare Palestinian state