Article from 28.08.2025 | Last changed: 29.08.2025
Compost and sewage sludge
… accumulate in the soil and enter the food chain via plants. There is a risk to groundwater and surface water if the pollutants enter the surface water and groundwater through runoff or seepage from agricultural land. There are no estimates in … with a phosphorus content of 20 grams or more per kilogram of dry matter must undergo phosphorus recovery by 2029 at the latest. Recovery can take place directly …