John Burroughs

England is not a country of granite and marble, but of chalk, marl, and clay.

American Author

Marl is often associated with farming; knowing this helps understand its use in contexts discussing agriculture.

Agricultural Use

Marl is a geological term; it’s specialized vocabulary often used by geologists or in scientific discussions about soil.

Geological Term

Understanding that marl improves soil fertility helps in recognizing its value in agriculture-related texts.

Improves Fertility

 and the discovery of a stable layer of chalk marl below the seabed made this fantastic tunnel more feasible. But the project’s most urgent obstacles were ones no engineer could solve. At the time, Britons viewed their geographic isolation as a strategic advantage,