In the United States, nearly 6,000 varieties of apple trees have disappeared over the past 100 years, and 95 percent of the cabbage varieties as well as 81 percent of the tomato varieties have apparently vanished.
Di Amerika Serikat, hampir 6.000 varietas pohon apel telah lenyap selama 100 tahun terakhir, dan 95 persen varietas kol serta 81 persen varietas tomat tampaknya telah punah.