A role can be in ecosystems.Logical formLearned from6 sentences. Health may pertain-to (forest ecosystems).Logical formLearned from6 sentences. Interactions can be between ecosystems.Logical formLearned from6 sentences. Changes can be in terrestrial ecosystems.Logical formLearned from6 sentences. Changes can be in (ecosystem functions).Logical formLearned from6 sentences. An impact can be on aquatic ecosystems.Logical formLearned from6 sentences. Coastal ecosystems may undergo a collapse.Logical formLearned from6 sentences. Ecosystems can be constituted-of-or-filled-with interest.Logical formLearned from6 sentences. Samples can be constituted-of-or-filled-with ecosystems.Logical formLearned from6 sentences. Forests can be ecosystems.Logical formLearned from6 sentences. Ecosystems may pertain-to a park.Logical formLearned from6 sentences. Ecosystems can be downstream.Logical formLearned from6 sentences. Persons can be ecosystems.Logical formLearned from6 sentences. Ecosystems may be studied.Logical formLearned from6 sentences. Ecosystems can be extreme.Logical formLearned from6 sentences.