In the late 19th and early 20th centuries, the North American agricultural frontier moved for the first time into semi-arid regions where farming was vulnerable to drought. Farmers who migrated to the region had to adapt their crops, techniques, and farm sizes to better fit the environment. But...

We examine the effects of human-induced desertification on economic growth by exploiting a 56 km-by-56 km grid-cell global dataset on the annual frequency from 1990-2015. We find that areas that experienced large soil aridification are associated with a reduction in GDP per capita. Our results...