The destruction of Earth's ozone layer, for example, could contribute to the general process of impoverishment by allowing ultra-violetrays to harm plants and animals.
例如，地球臭氧层的破坏会使紫外线伤害植物和动物，从而导致普遍的贫瘠进程。
2
Ozone provides a natural protective filter against harmful ultra-violetrays from the sun, which can cause sunburn, cataracts and skin cancer as well as damage vegetation.
臭氧提供天然的保护，防止太阳的有害紫外线的侵害，这种紫外线会导致晒斑，白内障，皮肤癌以及危害植物。
3
The original Giotto painting (left) and the same artwork under ultra-violetrays, exposing greater details, in the Peruzzi Chapel at the Santa Croce Church in Florence.