IRIBA, Chad -- Four years after some quarter-million people fled ethnic cleansing in Sudan's Darfur province for the relative safety of eastern Chad, one of the world's most persistent humanitarian crises shows no signs of letting up. Indeed, there are signs that Darfuri refugees are in Chad to stay, despite acute shortages of water, firewood and food.
Today the Darfuri refugees are housed in a dozen U.N.-administered camps that, over time, have become more like permanent towns and less like the squalid tent cities of popular conception. But appearances can be deceiving: Despite seeming self-sufficient on the surface, the camps rely heavily on aid groups for food, water, health care and protection -- and that's not about to change. ...