In the United States, an estimated 40 percent of edible food is thrown away by retailers and households. Food waste accounts for 12 percent of total U.S. waste each year. Across industrialized countries, some 222 million tons of edible food is wasted annually — nearly as much as the 230 million tons that sub-Saharan Africa produces.
But organizations, such as the Pennsylvania Resources Council (PRC), help residents and businesses compost food scraps by offering workshops and by designing waste reduction facilities through its Zero Waste Pittsburgh project.
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