One is that by comparing the results from 2005 with results from trips to the Windward Isles in different years, the team has shown that the size of the sink changes markedly over time, which is not what previous studies of sinks have assumed.

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Trips alight on various islands and also the Antarctic Peninsula to visit research stations run by different countries, giving a sense of the island's recent human history and the fragility of our hold on this most remote part of the world, beautiful and full of thrilling danger all at once.

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So after many trips, crisscrossing the country, visiting different groups, we ultimately found some very smart investors who also happen to be women.

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