Change can be in (ecosystem composition).Logical formLearned from3 sentences. Processes may affect a (reef ecosystem).Logical formLearned from3 sentences. Actions may affect (coral reef ecosystems).Logical formLearned from3 sentences. Biotic components may pertain-to an ecosystem.Logical formLearned from3 sentences. Windthrow may threaten an (ecosystem component).Logical formLearned from3 sentences. A project can be an ecosystem.Logical formLearned from3 sentences. Actions may be coordinated within an ecosystem.Logical formLearned from3 sentences. Emphasis can be on (ecosystem management).Logical formLearned from3 sentences. Nutrient cycling can be in terrestrial ecosystems.Logical formLearned from3 sentences. A minimum can be constituted-of-or-filled-with some (ecosystem initiatives).Logical formLearned from3 sentences. Changes can be in an ecosystem.Logical formLearned from3 sentences. An ecosystem can be a community of plants.Logical formLearned from3 sentences. An impact can be on an ecosystem.Logical formLearned from3 sentences. A structure may pertain-to an ecosystem.Logical formLearned from3 sentences. An ecosystem may undergo changes.Logical formLearned from3 sentences.