Remember the Guano Wars

A Response to Breakthrough’s Essay on the Hidden Footprint of Making All Farms Organic

References

1. “When The Western World Ran on Guano” Cara Giaimo, Atlas Obscura - October 14, 2015
https://www.atlasobscura.com/articles/when-the-western-world-ran-on-guano

2. “The Cincha Island Wars” Wikipedia
https://en.wikipedia.org/wiki/Chincha_Islands_War

3. “1850 State of the Union Address” Millard Fillmore - December 2, 1850
http://www.presidentialrhetoric.com/historicspeeches/fillmore/stateoftheunion1850.html

4.  “Empires of Food: Feast, Famine, and the Rise and Fall of Civilizations” Andrew Rimas and Evan Fraser 2010
http://www.simonandschuster.com/books/Empires-of-Food/Andrew-Rimas/9781439110133