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Urine-Based Fertilizer to Grow 4,500 Trees in Wales

4/2/2026

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Summary

Story summary

Scientists are using fertilizer made from urine collected at festivals to grow up to 4,500 trees in Wales.
Bristol-based NPK Recovery created the fertilizer from urine gathered at Boomtown Festival in 2025, supported by a Forestry Commission grant to revitalize Bannau Brycheiniog's native trees.
The project includes collaboration with the charity Stump up for Trees, which has planted over 500,000 trees in five years and aims for one million.

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Story summary

Scientists are using fertilizer made from urine collected at festivals to grow up to 4,500 trees in Wales.
Bristol-based NPK Recovery created the fertilizer from urine gathered at Boomtown Festival in 2025, supported by a Forestry Commission grant to revitalize Bannau Brycheiniog's native trees.
The project includes collaboration with the charity Stump up for Trees, which has planted over 500,000 trees in five years and aims for one million.