Page 14 of articles about environment

Removing nitrogen from slurry by transforming it into N₂ can be done biologically or by physical-chemical methods, the latter of which are in the experimental phase for slurry.

Although these strategies do not include anaerobic digestion in the combination of processes and therefore do not take advantage of its benefits, they do provide a higher organic matter content in the recovered effluents.

In a surplus situation, the best option is to export the digestate obtained following anaerobic digestion. If the cost of transportation is not affordable, other alternatives should be considered. Here we explain which ones.

Composting pig manure results in a product that can be sold in the organic amendment, horticulture, and gardening market.