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Reusing Effluents from Agriculture to unLock the potential of Microalgae

Project description

Transforming nutrient-rich drainwater into microalgae

Transforming nutrient-rich wastewater (drain water) from soilless farms into a resource rather than waste aims to boost profitability and sustainability. Specifically, it uses drain water to grow microalgae to clean the water, capture CO2 and create valuable new products. The EU-funded REALM project aims to showcase sustainable wastewater treatment at scale through facilities in Finland, the Netherlands, Portugal and Spain. Using drain water as a water and nutrient source for microalgae production photobioreactors will operate continuously and will be managed by improved automation. This project will cut microalgae production costs by half, boosting the competitiveness of microalgae-based products such as agrochemicals and aquafeed. The results will promote the establishment of additional production facilities in the EU.

Objective

REALM will transform nutrient-rich drain waters from soilless farms into value, by producing microalgae at reduced costs while treating water and capturing CO2 from the air. This concept will increase the circularity and profitability of microalgal production and soilless farming. The NordAqua and ALGACYCLE projects (NordForsk and EEA, respectively) have shown the feasibility of this concept in Finland and Portugal, and now REALM aims to demonstrate it at an industrial scale. Accordingly, two validation facilities will be installed in the Netherlands and Finland, and two demonstration facilities will be deployed in Portugal and Spain near soilless greenhouses. With know-how from the SABANA project (H2020), these facilities will operate photobioreactors under a turbidostatic regime (continuous harvest) for maximum productivity, using nutrient-rich wastewaters from the greenhouses. Growth and harvesting units will be powered by photovoltaic energy and automatically managed by novel sensors, while A.I.-based predictive models and a cloud-based monitoring system will assist production. Microalgal biomass will be processed by local downstream processing units using dairy industry supply chain as a working model. This concept will offer sustainable wastewater treatment technology to farmers by closing the nutrient loop and is expected to reduce microalgae production costs by >50%, whose savings will be used to increase the competitiveness of the proposed microalgae-based products, namely agrochemicals and aquafeed. A business model will be developed to propose the installation of multiple microalgae production facilities, next to soilless greenhouses, and connected to a centralised processing facility. The results generated by REALM will be disseminated so the demonstrated concept can be replicated by relevant stakeholders in all EU, while targeting several objectives established by the European Green Deal, such as working with nature to improve human health by promoting a greener industry.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-IA - HORIZON Innovation Actions

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Call for proposal

(opens in new window) HORIZON-CL6-2021-CIRCBIO-01

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Coordinator

NECTON-COMPANHIA PORTUGUESA DE CULTURAS MARINHAS SA
Net EU contribution
€ 1 925 262,50
Address
BELAMANDIL SN
8700 152 Fuseta
Portugal
SME
Yes
Region
Continente Algarve Algarve
Activity type
Private for-profit entities (excluding Higher or Secondary Education Establishments)
Links
Total cost
€ 2 750 375,00

Participants (13)

Partners (3)