Essential for life but threatening for the environment if in excess. The nutrient challenge and the circular response: turning them from waste into biofertilizers to tackle pollution and feed the world’s growing population
The dairy sector underpins Europe’s economy and rural life, but its byproducts can cause serious environmental harm. New upcycling solutions turn these waste streams into clean water and phosphate-rich biofertilizers, but experts warn: “Scaling them will require more investment and testing beyond…