For example, in 1987 the World Monument Fund called on the whole world to save the stone statues on Easter Island. The statues, made mostly of volcanic rock, had suffered severe damage from salt water, crystallized salt, and wind erosion.
舉例來說，世界紀念物基金會（World Monument Fund）於一九八七年，呼籲世界共同拯救復活島上大洋洲文化的代表作品 Moai 石像；因為在海水、結晶鹽、風化等因素影響下，以火山岩為主材質的石像已遭到嚴重破壞。