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Home > Cosmic Catastrophes Poster
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Cosmic Catastrophes Poster
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Product Information
Imagine 96 percent of all Earth’s species being destroyed. The greatest mass extinction of all time had exactly that effect 240 million years ago. This full-color chart, printed on coated stock, examines catastrophes from our planet’s past and explores the possibilities of future extinctions. In addition, this thought-provoking poster presents students with information about such life-threatening events as cosmic impacts, ozone depletion and exploding stars.
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(phone) 800-387-9393 • (fax) 800-668-9106
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