Starting in 1990, global initiatives aimed at conserving heritage pig breeds emerged in response to the industrial homogenization of livestock. These efforts sought to preserve genetic diversity and traditional farming practices, recognizing the cultural and ecological importance of rare breeds. The movement highlights the intersection of agriculture, culture, and biodiversity, advocating for sustainable practices that honor historical livestock varieties.

Breed conservation efforts for heritage pigs in 1990 inspired biodiversity-themed poetry advocating for cultural and genetic preservation. Poets like Wendell Berry emphasized the importance of heritage in their works, intertwining ecology with cultural identity.