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Which human activity has aggravated the ecological issue of global warming
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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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How does the color of light affect the germination time (amount time a plant takes to develop) of a radish seed?
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Which human activity has aggravated the ecological issue of global warming...
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