Part one of term paper
During the last twenty years, industrial livestock farms have been replacing the traditional family size farms that once raised most of the nation’s swine. The number of livestock animals produced in the United States has grown modestly in the past two decades, but the number of farms raising them has shrunk dramatically because large prod ...

Part two of term paper
... livestock operations look more like animal factories than animal farms. The farms usually consist of several metal barns, each containing several hundred to several thousand animals tightly confined. The floors in the barns are slatted so manure can be flushed away. The manure is pumped into open-air lagoons, which are large, shallow pits dug into the ground, where it is stored until it can be pumped out to irrigate fields. The solid manure sinks to the bottom of the lagoon and is broken do ...