
Captain’s Remark Book, HMS Wanderer, 15-18 September 1863. Dr Clive Wilkinson./UK Hydrographic Office.
Emily Manson
[T]hose log books give the wind and weather every hour… spread over a great extent of ocean. What better data could a patient meteorological philosopher desire? – Francis Beaufort to Richard Lovell Edgeworth, 1809[1]
Captains of nautical vessels have been keeping logbooks for centuries, for a variety of purposes. In the early modern period, captains described their travels in detail because their accounts would serve as concrete guides for later voyages. Logbooks also provided governments with economic and social information about the regions visited and could even become popular entertainment. Beginning in the 18th century, European navies recorded detailed weather observations on their voyages. The Royal Navy, especially, became heavily involved in meteorological and other scientific research.
These observations have proven to be invaluable today: they are an essential part of the effort to understand and combat humanity’s greatest threat, the climate emergency. Historians can contribute to that fight.
To understand how the Earth’s climate is changing, scientists develop computer models using historical data. Continue reading