For years, gardeners and farmers have relied on one of the world's most abundant resources to make fertilizer: animal poop. Animal manure is generally free and easy to obtain, either from your own ...

Animal manure is not just a waste problem anymore. A new scientific review shows that when livestock manure is turned into biochar through controlled heating, it can become a powerful, low cost ...

For years, Paul Danbom let good fertilizer go to waste. On his 900-head dairy farm in Turlock, California, he was buying fertilizer for his distant cornfields. Meanwhile, he was paying to dispose of ...

What happens to all the animal waste at the Pennsylvania Farm Show? Organizers say it is recycled into energy and fertilizer.

LANSING – The state is backing the construction of two digesters that will turn animal waste into energy at Michigan dairy farms. Freehold Energy RNG, a Nevada limited liability company, plans on ...