While food waste has traditionally been higher in wealthy nations, new research shows that urbanisation and economic growth are driving significant increases in lower- and middle-income countries. Food Waste: A Growing Global ChallengeFood waste refers to edible food that is discarded by consumers, restaurants, supermarkets, or retail establishments. Between 2004 and 2014, global food waste increased by nearly 24 percent, underscoring a troubling trend in consumption patterns. The Economic Costs of Food WasteThe financial implications of food waste are staggering. With rising urbanisation and economic growth, middle- and lower-income countries are now contributing significantly to global waste levels.