In this Aug. 9, 2014 file photo, smoke rises in Gaza City after an Israeli airstrike. Four years ago, Israel inflicted heavy damage on Gaza's infrastructure during a bruising 50-day war with Hamas militants. Now, fearing a humanitarian disaster on its doorstep, Israel is appealing to the world to fund a series of big-ticket development projects in the war-torn area. (AP Photo/Dusan Vranic, File)