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Brief overview of possible causes for Ordovician mass extinction
This resource was reviewed using the Curriki Review rubric and received an overall Curriki Review System rating of 3, as of -0001-11-30.
This resource received a 3* rating because it is part of Unit 4: LIfe on Earth: Past and Present, which is part of the larger resource Earth Systems Science Curriculum. This larger resource received a rating of 3-Exemplary in the Curriki Review System. You can learn more about this larger resource by reading its review and comments.