A value of some (ecosystem services) may be took into account.Logical formLearned from2 sentences. Ecosystem may endanger global development.Logical formLearned from2 sentences. Radical changes can be in ecosystems.Logical formLearned from2 sentences. An ecosystem may pertain-to forests.Logical formLearned from2 sentences. Some national parks may form an ecosystem.Logical formLearned from2 sentences. (Exploration activities) may represent potential threats to an (arctic ecosystem).Logical formLearned from2 sentences. An (arctic ecosystem) can be vulnerable.Logical formLearned from2 sentences. Potential threats can be to an (arctic ecosystem).Logical formLearned from2 sentences. A (pest attack) can be a sign of a (mangrove ecosystem).Logical formLearned from2 sentences. An ecosystem can be weak.Logical formLearned from2 sentences. A (mangrove ecosystem) can be destroyed.Logical formLearned from2 sentences. An ecosystem can be effective.Logical formLearned from2 sentences. Protected areas can be constituted-of-or-filled-with ecosystems.Logical formLearned from2 sentences. An ecosystem can be downstream.Logical formLearned from2 sentences. An ecosystem can be for development.Logical formLearned from2 sentences.