Farmers have long known that flammable gases from piles of manure could be collected and burned. Contemporary gas production on livestock farms relies on sealing dairy, cattle, and hog manure lagoons ...

A few years ago, hog farmers throughout the Midwest noticed foam building on top of their manure pits. Soon after, barns began exploding, killing thousands of hogs while farmers lost millions of ...

While McNealy said the stench of manure from 8,000 cows is bad enough, there are also three hog farms with around 4,400 pigs apiece within a 2.5-mile radius of her home. The EPA considers a hog ...

Historical changes in pig farming led to the global spread of Salmonella, resistant to antibiotics. That was the outcome of a ...

This is a huge hog building on top of a mountain ... biggest headaches – how to handle the immense amount of manure. Almost surely the Chinese have answers, but all I could find was references ...