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Floods in Pakistan have affected about one-fifth of the country's territory. Millions of people have been left homeless, and the economic costs are expected to run into the billions.
Local aid groups, the nation's army, and international aid agencies have helped hundreds of thousands of people with food, shelter, water, and medical care, though the distribution has not come close to reaching everyone.
The UN has appealed for 460 million dollars in emergency assistance. Its Coordinator for Humanitarian Affairs said in Islamabad on Friday that huge numbers of people are estimated to have received assistance thus far, but stressed that more help is needed.