'Winter is here, but it’s excruciatingly difficult to bring in non-food items or essential equipment for the winter,' he says GENEVA   No organization can replace the work of the UN agency for Palestinian refugees (UNRWA) on the ground, the body said Monday, urging countries to oppose a recent Israeli ban on its operation as the impacts are already being felt. UNRWA chief Philippe Lazzarini is in Geneva for a meeting of the agency's Advisory Commission (AdCom), which aims to address key issues,