标准界定了评估可持续性的基本要素，同时适当考虑森林及森林生态系统的生产、保护及社会职能。

Criteria define the essential elements against which sustainability is assessed, with due consideration paid to the productive, protective and social roles of forests and forest ecosystems.

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尽管已是各种生态危机重重的脆弱湿地不能逃过这次劫难，但浮油所形成的巨大破坏通常不能导致持续性的环境污染。

The immediate carnage that an oil spill can wreak does not normally lead to lasting environmental damage, though that may not hold for delicate wetlands already under lots of other stress.

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虽然零售中心是目前亟待解决的问题，但是，真正可持续性的潜力在于在整个生态系统中创造一套完整的资源体系。

Though the retail center is the immediate issue at hand, the potential for true sustainability lies in creating a system of integrated resources throughout the ecosystem.

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