Agricutural waste alarming the attention all over the world, how does we can handle this waste without pollute

Question

Agricutural waste alarming the attention all over the world, how does we can handle this waste without pollute

Answer 1

I've read that it can be used as biomass to create energy. Some turkey growing outfit in Minnesota (?) is using the spilled feed and turnkey droppings to produce the energy the buildings use.