The Vicious Fertilizer Cycle and the Growth Economy
by Alix Underwood and Marwa Ebrahem
The size of our economy, measured by gross domestic product (GDP), is intimately linked to our use of artificial fertilizer. So is the ecological havoc we are wreaking on the planet and its inhabitants.
Between 2002 and 2018, while the population increased by 22 percent, the per-hectare use of synthetic nitrogen, phosphorus, and potassium fertilizers—the three most common types—increased by about 23,