Subject invasive species
Predicate affect
Object ecosystem
Modality
Modality Occurrences
often 4
TBC[local ecosystems] 1
Polarity POSITIVE
Plausibility 0.9462
Neighborhood Sigma 1.0000
Local Sigma 0.9523
Example Sentences
Sentence Occurrences Source
invasive species often affect ecosystems 4 Google Autocomplete
invasive species affect ecosystems 6 Google Autocomplete
invasive species affect an ecosystem 4 Google Autocomplete, Answers.com Questions
invasive species affect the ecosystem 4 Google Autocomplete
invasive species affect local ecosystems 1 Google Autocomplete