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Yellow Cedar Trees Summary

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The article mentions that the yellow cedar trees have been declining and provides three reasons to support. However the professor turn it down and provides its joustificatios to refuses each of the auther's opinion. First, in the passage, it mentions that some insects might be in charge of decline, for examole cedar bark beetle. On the other hand, the professor rejected this thypothesis by explaining that yellow cedar produce poisones material and then this mentioned incests may not be cause of the decline. Second, the article povides another reason that brown bear calw for eat the tree bark, as it has got a high sugar content. By contrast, in the lecture, the professor denides that. The trees in the island declined and any bears not found

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