The amount of wastes produced by a pig is four to five times the amount produced by a person. There are 21 million people in Taiwan and 10 million pigs, which together produce the same amount of wastes that 60 million people would.
一條豬的汙染量是一個人的四至五倍，台灣有兩千一百萬人和一千萬頭豬，加起來就等於有六千萬人的汙染量。