Active Food & Agriculture Plants, Animals & Ecology

Development of mycoremediation filters for the clean up of agricultural water pollutants

In plain English

AI plain-English summary

Fungal filters will sit on farms to soak up excess fertiliser and manure runoff before it reaches rivers and streams. The problem is straightforward: nitrates and phosphates from agriculture are essential for growing crops but devastating for freshwater ecosystems when they wash off fields. Current solutions are often expensive or impractical for widespread farm use. This project fills the gap by exploiting a natural process—saprotrophic fungi that thrive in nutrient-rich conditions and absorb those compounds as they grow. If the filters work at scale, they could change how farms manage water pollution. Instead of letting nutrients escape into waterways, where they fuel algal blooms and kill fish, farms would capture them and recycle the material into slow-release organic fertiliser. The system is designed to be modular, cost-effective, and simple enough for routine on-farm use. A parallel database of fungal species and strains will allow others to select the best organisms for different pollutant mixes and climates. The result would be a practical, circular tool for keeping agricultural nutrients on the land and out of the water—quietly maintaining the infrastructure that keeps drinking water clean and freshwater ecosystems intact.

View original technical description
This project aims to create innovative filters using live saprotrophic fungi to tackle pollutants from farming activities before they impact freshwater environments. It addresses the challenge of nitrates and phosphates, byproducts from livestock manure and agricultural fertilisers, which are essential for crop production but detrimental to water quality when they run off into rivers and streams. Our solution lies in utilising fungi which naturally thrive in nutrient-rich conditions and can absorb and store these nutrients. By developing modular filtration units filled with these fungi, the project intends to intercept pollutants at various points on farms, preventing them from reaching watercourses. These captured nutrients are then recycled as slow-release organic fertilisers, contributing to a circular economy. In essence, the project proposes a cost-effective, easy-to-use, and efficient solution for on-farm pollutant management. It not only seeks to mitigate the environmental impact of agriculture on waterways but also to enhance sustainability through the reuse of captured nutrients. The outcome will be a significant advancement in our ability to manage agricultural pollutants, supported by a valuable database of fungal species and strains for widespread application.

View the original record at the funder ↗

Related Research

Grants with similar aims, by meaning.

NTPlus - developing the circular economy in agriculture
BIOSPINFIL (BIOdegradable electroSPINning manufactured FILters for housed livestock farm pollution capture)
[WATER] Cultivation of biological filters for the improvement of reservoir water quality and biodiversity
MycoWheatFert
The development and optimisation of a three-stage, biological-based treatment system for the removal and recovery of phosphates and other emerging contaminants in various wastewater treatment applications.

Original classification

Grant for R&D

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