New plants can grow because of an increase in sunlight on the forest floor. This could be caused by a ____ Zebras migrate farther to find water holes. This could be caused by ____. Pond flooding could be caused by ____. Sunlight is blocked by native seagrasses could be caused by ____. Crops are wiped out along the prairie could be cause by ____. Mice population explodes could be caused by ____.

Environmental Changes

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