• Then in the early 20th Century, German chemist Fritz Haber invented a high temperature-high pressure technique to convert atmospheric nitrogen into ammonia.

    BBC: Leaving our mark: Fossils of the future

  • The flooding, which began on the night of 31 January, was caused by a combination of a high spring tide, deep atmospheric low pressure which raised sea levels and exceptionally strong northerly gales, which led to a surge of sea water over coastal defences.

    BBC: Flooded street in King's Lynn

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