A project may threaten an ecosystem.Logical formLearned from3 sentences. Ecosystems may protect watersheds.Logical formLearned from3 sentences. An ecosystem may be preserved.Logical formLearned from3 sentences. Ecosystems can be black.Logical formLearned from3 sentences. A factor can be in an ecosystem.Logical formLearned from3 sentences. An ecosystem can be constituted-of-or-filled-with flowers.Logical formLearned from3 sentences. (Water quality) can be throughout an ecosystem.Logical formLearned from3 sentences. A marine ecosystem can be protected.Logical formLearned from3 sentences. Ecosystems may lose key.Logical formLearned from3 sentences. A (farm ecosystem) can be balanced.Logical formLearned from3 sentences. An ecosystem may pertain-to a structure.Logical formLearned from3 sentences. An ecosystem can be more.Logical formLearned from3 sentences. Ecosystems may need protection.Logical formLearned from3 sentences. An ecosystem may be shared by some countries.Logical formLearned from3 sentences. Balance can be in an ecosystem.Logical formLearned from3 sentences.