An image showing a front loader putting crushed basalt into a spreader behind a tractor, in a crop field.

UK Enhanced Rock Weathering GGR Demonstrator

Enhanced rock weathering (ERW): investigating the utility of crushed silicate rock on farmland to remove the greenhouse gas carbon dioxide (CO2) from the atmosphere and improve UK food and soil security.

UK ERW GGR Demonstrator logo, featuring a circular blue arrow arising from a pile of crushed rocks and returning to earth amidst crops and grassland.
±¬ÁÏTV us 
Image showing samples of glass test tubes at a field site
Research 
An image showing some UK ERW GGR-D staff
People 
Images showing GGR-D programme logo with CO2RE logo and Demonstrator logos
CO2RE & the GGR Demonstrator Programme 
A photo of the sheep-grazed upland grassland at our field site in Plynlimon, Mid Wales
Field sites 

Research themes

A drone photo showing the landscape of the North Wyke field site
Field sites for GGR by UK agriculture 
Water sampling taken from a borehole in the ground at our field site in Harpenden
Measuring weathering, removal & storage 
Climate change
Shutterstock
Public engagement & acceptability 
Life cycle assessment featuring a central hexagon with the title 'Life Cycle Assessment' with 6 other hexagons surrounding it. The title of the other hexagons are cost analysis, environmental impact, supply chain, risk profiles, GGR potential and scalability.
Sustainable supply chain & scalability 
Photo showing sunset over our field site at Harpenden
Modelling assessment for UK GGR via ERW 

Find out more in this short video

Introducing the UK ERW Demonstrator

Find out more about how Enhanced Rock Weathering works to remove greenhouse gases, whilst restoring soil health, and what we're investigating in our unique ERW Demonstrator.

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An image showing a front loader putting crushed basalt into a spreader behind a tractor, in a crop field.