Resource efficiency
Renewable energy and water independence on a small island
by Kees Roest PhD BSc

How can a small island village become an energy- and water-independent community in an eco-friendly way? A project in the Republic of Korea sets an example by building a hybrid renewable energy system and facilities that use rainwater, valley water, and groundwater. A hybrid power system based on a small wind turbine, a photovoltaic panel, a pumped storage hydroelectricity and…...

Resource efficiency
Electro coagulation for water recycling
by Kees Roest PhD BSc

In a H2020 project electro coagulation for water recycling in the textile industry has been investigated. Water can be reused after ultrafiltration and reverse osmosis. The technology works well, but the produced sludge and brine need to be discharged and that can hamper the feasibility and business case. In the perspective of a circular economy, the brine and sludge resulting…...

Resource efficiency
What will be on your plate in 2050?
What will be on your plate in 2050?
by Frank Oesterholt MSc

As the world population will increase to over nine billion in 2050, the supply of sufficient food, energy and water presents huge challenges worldwide. There is no obvious universal solution. What we need are local, situation-oriented tailored solutions, partly based on creative, cross-sectoral thinking. In the first instance, this approach calls for a precise picture of the relevant raw material...

Freshwater resources management
Journal “Sustainability” focuses on “Water in the Circular Economy” in a Special Issue
Journal “Sustainability” focuses on “Water in the Circular Economy” in a Special Issue
by Prof. Dr. Jan Peter van der Hoek

Sustainability is an international, cross-disciplinary, scholarly, peer-reviewed and open access journal of environmental, economic, and social sustainability of human beings. In a special issue “Water in the Circular Economy” the role of water management in the circular economy will be discussed. The circular economy is “a regenerative system in which resource input and waste, emission, and energy leakage are minimized...

Resource efficiency
Submit research papers about water reuse within a circular economy context
by Kees Roest PhD BSc

The International Water Resources Association and the UNESCO International Centre for Water Security and Sustainable Management ask for research papers about water reuse within a circular economy context for the ‘GWSI Paper Series’ on Water Security and Sustainable Development Goals. Researchers from international organisations, government agencies, research institutions, non-profit institutions, and the private sector are welcome to send their paper…...