
Baroness Sheehan, chair of the House of Lords' Environment and Climate Change Committee, said: "Technological approaches such as slurry separators, anaerobic digestion, drying manures and creating fertiliser products such as nutrient-dense pellets present an opportunity to generate new markets."
Nitrogen is an essential element for all living things and makes up around 80% of the air we breathe. However, nitrogen can combine with other elements to form dangerous pollutants that are damaging...