欧洲工艺行会从1560年到1760年间的训练是必要的,对于这一观点,历史学家希拉赫·奥格尔维提出了质疑。
Historian Sheilagh Ogilvie challenges the view that training by European craft guilds from 1560 to 1760 was necessary.
都柏林大学三一学院的乔•赫拉维尔和她在布里斯托大学有机地球化学单元的同事,认为他们已经揭开了谜底。
Jo Hellawell of Trinity College, Dublin, and her colleagues in the Organic Geochemistry Unit at Bristol University think that they have solved the mystery.
虽然规模较小,但在淡水水体毒藻疯长也会发生——因此,赫拉维尔女士认为这就是化石湖神秘事件的答案。
Toxic blooms also occur, albeit on a smaller scale, in bodies of freshwater—and that, Ms Hellawell thinks, is the answer to the mysterious case of Fossil Lake.
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