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Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels
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The assembly called for a "bill of rights" that would list u.s. citizens'
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Which two species share a more recent common ancestor (making them more closely related to each othe...
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