Resource efficiency
Achieving long-term water conservation habits
by Kees Roest PhD BSc

A scientific review paper about long-term domestic water conservation via Behaviour Influencing Tactics (BITs). A conjunctive use of a variety of BITs, like knowledge transfer, self-efficacy, social norms, framing, tailoring, emotional shortcuts, priming, & nudging, into an overall strategy by water utilities is required...

Resource efficiency
Earth overshoot day 2019
by Kees Roest PhD BSc

It is the time of the year of overshoot day again. The day that humanity uses up its allowance of natural resources such as water, soil and clean air for the entire year. This year on 29th of July, the earliest ever. However, for example in The Netherlands we already had our country overshoot day this year at the 4th…...

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
Global Green Economy Index 2018
Global Green Economy Index 2018
by Kees Roest PhD BSc

The results from the new 2018 Global Green Economy Index™ (GGEI) are online. This 6th edition covers 130 countries (up from 80 in the 2016 edition). Like in past years, the GGEI is an integrated measurement of how each country performs around climate change, sector decarbonization, green market development and the environment. The GGEI was the first green economy index,...

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
Forward osmosis to concentrate (industrial) streams
by Kees Roest PhD BSc

In an ISPT-project pilot-plant tests with innovative forward osmosis (FO) membranes diverse industrial feed streams are concentrated. In a KWR TKI-project FO-membranes are also used to concentrate municipal sewage (https://www.kwrwater.nl/en/projecten/core-water/). The FO-technology can play an important role in the transition to a circular economy....