For example, the ions in the copper that comes out of factories are latched on to by organic material in the soil like a policeman on a thief. But organic matter ages and weakens, while the copper ions stay youthful. When the cop dies, the thief will again raise havoc. "This is something that will be disastrous for future generations," says Lin.
譬如工廠中流出的銅離子，被土壤中的有機質如警察逮住小偷一樣緊緊吸附，但有機質會衰老，銅離子卻青春長駐，等警察衰亡，偷兒再出來作怪，「這就是禍延子孫的事了」，林深林說。