Jackson Perry
Captain François Roudaire (1836-1885) was convinced that a large inland sea could be created in the Sahara Desert across southeastern Algeria and southern Tunisia. The French military surveyor received funding from public and private sources in the 1870s to carry out feasibility studies on that region’s chotts or shebkas, seasonal salt lakes that are sometimes found below sea level. The centerpiece of his proposal was a long canal from Tunisia’s coast on the Gulf of Gabes to low-lying chotts in the interior. Once the Mediterranean began to flow into the desert, Roudaire believed, the Saharan climate would become cooler and the rate of precipitation in the region would increase. His announcement in the widely-read Parisian periodical Revue des deux Mondes in May 1874 that French engineers could build “une mer intérieure en Algérie” stirred up the imaginations of the capital’s political, social, and scientific elite. Read more on the blog.