rates of soil carbon accumulation, though that lies outside of the scope of this article. The Kernza domestication program was launched in 2002 and has reached about 1/3 the yield of wheat in comparative trials (DeHaan et al., 2018; Cassman and Connor, 2022

1/3 the yield of current modern wheat is already at the level of preindustrial wheat yields so as a post apocalyptic crop this creates a beneficial artifact from the modern era.