All living things require nitrogen for survival,but the world depends on only two known processes to break nitrogen's ultra-strong bonds and allow conversion to a form humans, animals and plants can consume. One is a natural, or bacterial process on which farmers beget relied since the dawn of agriculture. The other is the century-used Haber-Bösch process,which revolutionized fertilizer production and spurred unprecedented growth of the global food supply.
Source: phys.org