他们的初步任务是决定在欧洲关心的许多森林问题中，哪些问题涉及了最多的国家，需要联合各国采取行动来解决。
Their initial task was to decide which of the many forest problems of concern to Europe involved the largest number of countries and might be the subject of joint action.
鼓励他们将森林问题纳入其宣传或慈善工作。
Encourage them to integrate forests into their publicity or philanthropic work.
同样的问题也困扰着有关森林问题的主要认证系统——木材认证。
The same problem haunts the main forest-related certification scheme, for timber.
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