The marriage gauze of components, is a kind of polyvinyl biodegradable material, which can dissolve in water gauze without damage the ecological environment.

这种婚纱的成分有聚乙烯醇，是一种可生物降解的物质，可使得婚纱在水里溶解而不破坏生态环境。

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In the rapid urbanization process of our country, the blind expansions of urban construction land use not only waste the land resources, but also damage the ecological environment of cities.

在我国快速城市化进程中，城市建设用地盲目扩张，不仅造成土地资源的浪费，而且造成城市生态环境的破坏。

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While, others, think that transplanting big trees into cities will damage the ecological environment of the trees source, and the low survival rate of transplanted trees cause waste of resources.

另一部分人则认为，大树入城会对树源地生态环境造成破坏，并且移植大树的成活率偏低造成资源的浪费。

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Lastly, the third challenge is to pose strict limits on the processes of commodification of the environment which are at the root of the ecological damage that affects Latin America today.

UNESCO: Social and Human Sciences