Published 2 days ago • loading... • Updated 2 days ago
Bird droppings were a foundation of modern agriculture and American empire
Bird droppings were a foundation of modern agriculture and the American empire.
The closure of the Strait of Hormuz, a key route for about one-third of the world's fertilizer, highlights the strategic importance of access to crop nutrients similar to oil in the 21st century.
An environmental historian studies how fertilizer has transformed the modern world.
The history of fertilizer reveals hidden costs of modern food production, including brutal worker treatment and the expansion of imperial power.