Blue whales are returning to Alaska waters in search of food and could be re-establishing an old migration route decades after they were nearly wiped out by commercial whalers, scientists say.
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Not only looks at the climate change, but the return from near extinction of the leviathons. Does not draw conclusions but provides unbiased facts to allow the reader to draw their own
Nothing is the result of only one action, by not ignoring the multiple factors, we can begin to asses the percentage of likely cause and effect.