Ecosystems can be in a production of plants.Logical formLearned from2 sentences. Threats can be to aquatic ecosystems.Logical formLearned from2 sentences. A (desert ecosystem) may pertain-to valleys.Logical formLearned from2 sentences. A (carbon cycling) can be in an ecosystem.Logical formLearned from2 sentences. A cycle can be through an ecosystem.Logical formLearned from2 sentences. Research can be on marine ecosystems.Logical formLearned from2 sentences. Disease can be in ecosystems.Logical formLearned from2 sentences. A foundation can be for an ecosystem.Logical formLearned from2 sentences. Terrestrial ecosystems can be tropical.Logical formLearned from2 sentences. Risks can be to an ecosystem.Logical formLearned from2 sentences. A (conservation unit) may encompass an ecosystem.Logical formLearned from2 sentences. Threats can be to health of an ecosystem.Logical formLearned from2 sentences. Ecosystems may focuse on birds.Logical formLearned from2 sentences. Ecosystem may function.Logical formLearned from2 sentences. Top predators can be in an ecosystem.Logical formLearned from2 sentences.