森林管理计划的存在往往限于保证持续的木材生产，对非木材产品和服务或社会和环境价值没有给予应有的关注。
Where forest management plans exist, they are frequently limited to ensuring sustained production of wood, without due concern for non-wood products and services or social and environmental values.
目前全世界正在实施的环境服务付费计划有几百种，主要是作为森林保护措施之一。
Hundreds of payment programmes for environmental services are currently being implemented around the world, mainly as part of forest conservation initiatives.
对依靠森林为生的人口来说，热带雨林在提供像吸收碳和温室气体那样的全球环境服务的同时，还可以满足他们的文化和精神需要。
The rainforests also fulfill the cultural and spiritual needs of forest-dependent people, while providing environmental services such as absorbing carbon, the greenhouse gas, on a global scale.
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