The only surprising thing about this will be if Tyson actually stops polluting. U.S. corporations have so much power and will absolutely lay waste to the environment if it means quarterly profits for shareholders.

Revealed: Tyson Foods dumps millions of pounds of toxic pollutants into US rivers and lakes
Nitrogen, phosphorus, chloride, oil and cyanide among the 371m lb of pollutants released by just 41 plants in five years
theguardian.com