A role can be in some ecosystems.Logical formLearned from6 sentences. An ecosystem may manifest richness.Logical formLearned from6 sentences. Coastal ecosystems may function.Logical formLearned from6 sentences. A function may pertain-to ecosystems.Logical formLearned from6 sentences. An ecosystem may undergo a contamination.Logical formLearned from6 sentences. Ecosystems can be in a us-state.Logical formLearned from6 sentences. Some populations may compose an ecosystem.Logical formLearned from6 sentences. Resources may pertain-to an ecosystem.Logical formLearned from6 sentences. A biodiversity may pertain-to an ecosystem.Logical formLearned from6 sentences. Ecosystems can be in the world.Logical formLearned from6 sentences. A (wetland ecosystem) can be healthy.Logical formLearned from6 sentences. A (wetland ecosystem) can be rich.Logical formLearned from6 sentences. An ecosystem may remain intact.Logical formLearned from6 sentences. Ecosystems may undergo a reconstruction.Logical formLearned from6 sentences. Ecosystems may pertain-to islands.Logical formLearned from6 sentences.