古罗马人将这段酷热期称为“dies caniculares”（意为“犬星之日”），后演变为英语中的“Dog Days”。 尽管现代科学已不再将天气变化归因于天狼星，但“Dog Days”作为描述夏季酷热的经典用语，仍保留了其历史和文化内涵。

Iceland has no shortage of natural dangers – volcanic eruptions, glacial floods, scaldingly hot springs and bitterly cold winters. But it is at least one of the few places on Earth where humans don't ...