Northern exposure
As the Arctic melts, vast deposits of oil and gas may be opened up for exploration. Will an Arctic without ice only prolong our dependence on fossil fuels?
 (Globe Staff Digital Illustration) Globe Staff Digital Illustration |
Fifty-five million years ago, the Arctic was riotous with life. With average temperatures in the mid-70s, it had palm trees, crocodiles, and mosquitoes, as one scientist has put it, "the size of your head." For reasons that are still unknown, the planet as a whole was much warmer then, and sea levels were as much as 20 feet higher. (Full article: 1739 words)
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