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Find inspiration to solve your green challenge among more than 1600 featured cases, R&D projects, policy initiatives, products or services.

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Drinking water treatment, Groundwater management, Non-revenue water, Water supply
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Harnessing waste heat from drinking water for district heating

Frederiksberg Forsyning

Case

District energy

+2

Harnessing waste heat from drinking water for district heating

As cities work to reduce dependency on fossil fuels, expanding local, renewable sources of district heating has become a priority. On Frederiksberg, traditional district heating is predominantly produced by combined heat and power (CHP) plants using biofuels, with occasional reliance on fossil fuels
Aquaporin's CLEAR reduces operating feed pressure by 13%

Aquaporin

Case

Biosolutions

+6

Aquaporin's CLEAR reduces operating feed pressure by 13%

emaser s.a., a joint venture majority owned by Aqualia operates a water treatment plant in a Spanish municipality in Ciudad Real where the local well water has high levels of sulfate and nitrate. To provide safe and high-quality water for human consumption and meet local drinking water requirements,
Dynamic overview helps mitigate H2S challenges in sewer network

SulfiLogger A/S

Case

Wastewater management

+2

Dynamic overview helps mitigate H2S challenges in sewer network

Danish water utility Aarhus Vand worried that high levels of hydrogen sulfide (H2S) in the wastewater collection system in the village of Solbjerg were causing its sewer network to deteriorate at a faster rate than expected. Without a clear overview, the utility was unable to uncover the cause, magn
A digital twin to support wastewater treatment operations

DHI A/S

Case

Wastewater treatment

+2

A digital twin to support wastewater treatment operations

Gruppo CAP has implemented DHI’s TwinPlant at the Bresso-Niguarda wastewater treatment plant located near Milano, Italy. This is part of a digitalisation plan aimed at optimising operations through real-time data and advanced process modelling. TwinPlant integrates online sensors and process models,
From eight to one innovative, centralized wastewater treatment plant

COWI

Case

Wastewater treatment

+2

From eight to one innovative, centralized wastewater treatment plant

The existing wastewater treatment plant in Assens Municipality were worn out and needed an update to be able to ensure a sustained high level of service and to be able to meet future requirements. In addition, a structural analysis showed that it would be both economically and environmentally optima
Aquaporin Inside® CLEAR reduces energy use by 30% in municipal wastewater treatment

Aquaporin

Case

Drinking water treatment

+4

Aquaporin Inside® CLEAR reduces energy use by 30% in municipal wastewater treatment

Increasing efficiency and quality in municipal wastewater recycling. Reducing the energy consumption of a reverse osmosis operation while maintaining the permeate quality is a delicate balancing act. Municipal wastewater treatment plants often use conventional anti-fouling brackish water membranes t
Transforming water supply system for dual safety in Quanzhou of China

Grundfos

Case

Water supply

+2

Transforming water supply system for dual safety in Quanzhou of China

Quanzhou, positioned on the southeast coast of China, emerges as a vital city in Fujian Province, known for its abundant rainfall and warm, humid climate. In 2010, the Quanzhou Taiwan Business Investment Zone was established, later upgraded to a national-level zone in 2012. Covering an area of 200 s
Sustainable development for Ethiopian farmers

Grundfos

Case

Water supply

+3

Sustainable development for Ethiopian farmers

In Ethiopia, where water scarcity is a pressing issue, farmers in the Awash River basin face significant challenges in irrigating their crops. The reliance on diesel or petrol pumps for lifting surface water and shallow groundwater is hindered by high fuel costs and limited access, especially for th
Pulsparken: Setting new standards for climate adaptation and well-being

Juul Frost Architects

Case

Biodiversity

+8

Pulsparken: Setting new standards for climate adaptation and well-being

According to the Danish Health Profile, Denmark faces a range of challenges that demand innovative solutions. These challenges include a high stress level among adults, with 29% reporting elevated stress levels. Additionally, only 4 out of 10 Danes meet the WHO’s recommendations for physical a
Pressure sensors enable efficient water network management

AVK

Case

Smart cities

+5

Pressure sensors enable efficient water network management

Water utilities have at least one common goal. They want to improve their network management and become efficient in their way of managing the water network. Working more efficiently means releasing resources for other important tasks in the general management of the water distribution, production,
How to make a vertical picture of water quality in your drinking water boreholes

Just-measure ApS

R&D Project

Climate change adaptation

+6

How to make a vertical picture of water quality in your drinking water boreholes

Nitrate in drinking water wells is an outcome of 50 years of extensive farming. If we do not protect the areas of drinking water reservoirs, we as a community will run out of clean drinking water in the future. We help find the clean water in the aquifer in boreholes for our health as well as reduce
Take the pressure down: reducing NRW in Italy

Grundfos

Case

Non-revenue water

+6

Take the pressure down: reducing NRW in Italy

Demand for water is outstripping supply. According to the World Economic Forum, the gap between the two will reach 40% by 2030 if current consumption patterns and practices continue[1]. Drivers of water scarcity include population growth and enhanced prosperity, which results in increased water cons
Subverting the water-energy nexus with intelligent pressure management systems

Grundfos

Case

Non-revenue water

+6

Subverting the water-energy nexus with intelligent pressure management systems

Water is a critical resource. However, demand for water is multiplying, having increased eightfold over the last 100 years. Growing populations, greater urbanisation and water-intensive lifestyles that arise as a result of economic development are placing upward pressure on the demand for water. Wit
Smart Water in Villages in India

Lyninco ApS

Case

Drinking water treatment

+6

Smart Water in Villages in India

About 100 million households in rural India lack access to safe and adequate drinking water provided through a reliable piped water supply system. This has improved considerably in recent years through the Jal Jeevan Mission being implemented in every state. Local Gram Panchayats (village council) i
Digitalization of water utility in five hours

Lyninco ApS

Case

Water management

+11

Digitalization of water utility in five hours

Water management and operation and maintenance of water systems requires experiences and competencies of people (operators) which are not always or everywhere available at the various sites inside the water utilities to take decisions or switch on/of controls like pumps, valves, gates etc. Data-driv
Wave energy demonstration project for production of clean electricity and clean water, Gran Canaria.

Wavepiston

Case

Smart energy systems

+2

Wave energy demonstration project for production of clean electricity and clean water, Gran Canaria.

We are installing our first full-scale demonstration system in Gran Canaria, to be in operation by Q2-2023. The system harvests the energy in the waves to produce electricity and desalinate seawater. Wavepiston system is focused on solving three global issues. The problem of extensive fossil fuel c
Managing water distribution in Rajasthan, India

DHI A/S

Case

Water management

+1

Managing water distribution in Rajasthan, India

Rajasthan is India’s largest state, covering an area of 342,000 km2 with a population of 56.5 million people (Census 2001). The Aravalli mountain range runs from the south-west of Rajasthan to the north-east. This has divided the state into two distinct geographical regions – the Thar Desert coverin
Solar pumping stations improve lives in remote Kashmir Valley, India

Grundfos

Case

Water management

+1

Solar pumping stations improve lives in remote Kashmir Valley, India

In the remote Kashmir Valley in northern India, locals had to spend hours a day pumping water by hand. An erratic power supply discouraged installing water distribution systems with electric pumps. Grundfos and a local partner provided a solar pumping system that gives a sustainable and reliable wat
Climate adaption as a catalyst for change

Juul Frost Architects

Case

Green buildings

+6

Climate adaption as a catalyst for change

Cloudbursts challenges Danish cities causing flooding and overwhelming the sewage system. There’s a need for water sensitive landscape design to minimize the impacts of increasing rain water on the urban development an environment. The goal is to prevent surges and floods by integrating the flows of
Joint-sale of Danish products to the local WWTP

Danfoss

Case

Wastewater treatment

+6

Joint-sale of Danish products to the local WWTP

Changqing district faces a huge challenge of lacking of sewage treatment capabilities. Thus, in the Jinan Economic Development Zone wastewater plant project, the advanced technologies are in urgent demand to help solving the local environment issues. Building trust and effective cooperation among al
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