Page 416 of articles about news

German pig population continues to decrease

07-Jul-2016
According to provisional results of the semi-annual livestock survey, the pig population decreased by just under 600,000, or 2.2%, from November 2015. That was the lowest figure in the last five years.

Pig manure paves road to sustainable asphalt

07-Jul-2016
A new replacement for petroleum is coming from an unlikely source -- pig manure! It turns out that pig waste is particularly rich in oils that are very similar to petroleum. And while these oils are too low grade to produce gasoline, they may still work where the rubber meets the road.