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Salinisation

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Sustainability
Sustainable use of freshwater resources
Fresh in saline: Suitability maps for South Holland

Greenhouse horticulture in the Province of South Holland already makes use of subsurface water storage in areas with fresh/brackish groundwater in order to address its irrigation water shortages.…

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Sustainability
Sustainable use of freshwater resources
Salinisation and freshwater: Ovezande

In the Southwest Netherlands Delta the availability of fresh water cannot be taken for granted. Fresh groundwater, or fresh water supplied from the Lake Volkerak-Zoom and/or the pipeline transporting river water, is…

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Sustainability
Sustainable use of freshwater resources
Salinisation and freshwater: Westland

Prominent, the tomato growers association in ‘s-Gravenzande, recently started operating an installation for the aquifer storage and recovery of fresh water in a saline aquifer. The installation is part of a KWR…

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Sustainability
Sustainable use of freshwater resources
Salanisation and freshwater: Nootdorp

Since mid January 2012, within the framework of the Knowledge for Climate programme (Climate Proof Fresh Water Supply theme), at an orchid grower’s in Nootdorp, KWR researchers have injected about 14,000 m3…

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Sustainability
Sustainable use of freshwater resources
SUBSOL

Coastal areas are the most productive and economically dominant regions of the world. The high water demand in these regions, however, puts tremendous pressure on their freshwater resources and ecosystems. This leads to problems like seasonal water…

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Sustainability
Sustainable use of freshwater resources
Freshkeeper

The supply of fresh groundwater is limited in coastal areas all over the world, while the demand for freshwater in these areas is actually increasing because of population growth and economic development. One of the effects of…

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Enabling technologies
Innovative water treatment technologies
Multi-Source, Single-Stage, Full-Stream RO

The objective is a tested Multi-Source, Full-Stream RO concept, with minimal pre- and post-treatment (single stage), which uses flexible water sources and produces water of impeccable quality. The concept is researched in…

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Experts

Klaasjan Raat PhD
Senior scientific researcher Project manager/Portfolio manager
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Klaasjan Raat PhD

Senior scientific researcher Project manager/Portfolio manager

Klaasjan J. Raat is a Senior scientific researcher and Project manager in the Geohydrology team. He is an expert in water resources management, water reuse, and freshwater supply in coastal…

030-6069555

Klaasjan.Raat@kwrwater.nl

06-53190810

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News

News

COASTAR, one of the water-future visions at the Rotterdam biennale

18 September 2020 — On 19 September, the International Architecture Biennale Rotterdam (IABR) opened with the exhibition ‘Drought in the Delta’, for…

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News

W orking visit to Zeeland by Minister Van Nieuwenhuizen

17 July 2020 — Last Tuesday, 14 July, Cora van Nieuwenhuizen, Minister of Infrastructure and Water Management, paid a working visit to…

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News

Quality of drinking water sources under growing pressure

12 September 2019 — A survey study by KWR on the quality of drinking water sources in the Netherlands shows that these…

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News

Doctoral research into salt exposure and its impact on plants in low-lying polders

15 June 2017 — On 7 June, Sija Stofberg obtained her doctorate at Wageningen University & Research for her research into the…

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News

Subsurface as a solution for a robust freshwater supply

05 August 2016 — Using the subsurface to resolve water issues: it’s a well-known approach for the Dutch water companies, who…

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Water Sector

‘Freshkeeper’ wins Implementation Award

09 June 2016 — During the BTO conference today, the BTO Implementation Award was presented to Ate Oosterhof from Vitens and Klaasjan…

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Subjects

Sustainability

Sustainable use of freshwater resources

Access to sufficient and clean freshwater is not a given. Globally, the water sector is…

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Salinisation

Fresh in saline: Suitability maps for South Holland

Salinisation and freshwater: Ovezande

Salinisation and freshwater: Westland

Salanisation and freshwater: Nootdorp

SUBSOL

Freshkeeper

Multi-Source, Single-Stage, Full-Stream RO

COASTAR, one of the water-future visions at the Rotterdam biennale

W orking visit to Zeeland by Minister Van Nieuwenhuizen

Quality of drinking water sources under growing pressure

Doctoral research into salt exposure and its impact on plants in low-lying polders

Subsurface as a solution for a robust freshwater supply

‘Freshkeeper’ wins Implementation Award

Sustainable use of freshwater resources

European research