NATS 1840 Lecture Notes - Lecture 3: Aea
1 Jun 2016
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Nats 1840 lecture 3 dutch hydraulic engineering. European rainfall, thick, wet soil, iron shod plough and oxen. **horses were used instead of oxen"s, they were cheaper. **land was an issue because there wasn"t enough land to grow food. They were more interested in getting land around the world. Limited land for farming, starvation, disease and warfare. Holland below sea level, hydraulic engineering to create farmland. **you can create new land by draining the swamps, it was a big deal. Reciprocal effect: draining one area led to flooding in another, draining led to lowering of land further below sea level. **lowering the land meant more flooding because the more u go below the sea level, you"re more prone to flooding, **every technology has some sort of consequence, don"t necessarily know what"s going on. 13th century: dikes (embankments to hold in water), dams (blocking rivers), sluices (canal with gates), and drainage canals.
