The United Nations agency for Palestinian refugees says more than a fifth of Palestinian children in the West Bank and Gaza Strip are suffering from acute malnutrition. "They are suffering for purely man-made reasons," said the agency's commissioner-general Peter Hansen. "No drought has hit Gaza and the West Bank, no crops have failed and the shops are often full of food." He said the failure of the Middle East peace process and Israel's policy of sealing off Palestinian areas had had the effect of a terrible natural disaster. UnderspentThe UN agency is now launching a $200m appeal to fund what...