This dissertation focusses on counter-radicalisation policies and their effectiveness in Denmark and the Netherlands. Increased terrorism on European soil in the last decade, forced EU member states to implement renewed counter-terrorism and counter-radicalisation measures. The purpose of this study …

I was somewhat surprized with the fog in Groningen upon my arrival. This is not the fog that covers the beautiful landscapes of the northern Netherlands in the evening and in the early morning. No… It is the fog that obscures the real aspects of the earthquake problem in the region and is crystallised …

The nature organisation Echo aims to conserve the Yellow-Shouldered Amazon parrot on Bonaire. They have established two exclosures for reforestation purposes, Washington and Slagbaai (Washington-Slagbaai National park), which increase the habitat of this parrot. Several native Xerophytic tree species …

Agriculture is the mainstay of the Ethiopian economy. However, the production of crops in the Northern Ethiopia especially Tigray Region is at subsistence level due to drought, erratic rainfall and poor soil fertility. Since cactus pear is a drought-resistant plant, it is considered as a lifesaver fruit …

Voedsel produceren op de manier zoals in de afgelopen decennia is eindig. Dat betogen initiatiefnemers van de Soil Food Week. "Iedereen – alle schakels in de keten – moet ervan doordrongen raken dat we anders moeten omgaan met de bodem." In het artikel is Emiel Elferink aan het woord, lector Duurzaam …

The research presented in this thesis has highlighted (bio)geochemical, hydrological, and wetland ecological processes that interact and enhance ecosystem development on wetlands built on fine sediment. A combination of greenhouse and laboratory experiments were conducted. Some measured data from these …

City growth threatens sustainable development of cities. Over the past decades increased urbanization has created more pressure - not only on the suburban outskirts - but also in the inner core of the cities, putting important environmental issues such as water management and cultural heritage under …

Permeable pavements are a type of SUDS that are becoming more common to allow infiltration, to minimize runoff volumes and to treat urban water stormwater by soil filtration. However, urban stormwater runoff contains significant concentrations of suspended sediments that can cause clogging and reduce …

When a pipeline is laid on the seabed it can be exposed to hazards of ship anchors, large fishing gear or ice keels. To prevent the pipeline of being damaged, the pipeline can be trenched. Trenching is a technique where the pipeline will be buried in the seabed to a certain depth. This can either be …

Soil erosion and reservoir sedimentation is a serious problem in semi-arid regions like the Gourma region in Burkina Faso. The newly created water agency AEG in Gourma is responsible for the management of water reservoirs in the region. The young water agency is still defining its course and suitable …