A (semi-)closed greenhouse is a novel greenhouse with an active cooling system and temporary heat storage in an aquifer. Air is cooled, heated and dehumidified by air treatment units. Climate in (semi-)closed greenhouses differs from that of conventional open greenhouses. The aims of our research were …

“Municipal Youth Work taken over by Christians”. (Binnenlands Bestuur, 2009) This heading refers to the work of Youth for Christ in an Amsterdam neighbourhood. This organisation, successful in Youth Work nationwide, last year came out first in an open competition of the Amsterdam district De Baarsjes. …

Throughout the world greenhouse horticulture is expanding and intensifying. The expansion is driven by the much higher production levels that are achieved in greenhouses compared to open fields. This provides increased income for farmers and a positive effect on rural development. Intensification is …

The multicultural society cannot be denied, because we experience this society on the street, in our neighborhoods, at schools, on public transport and at work in the Netherlands. However, for a couple of years this society is no longer truly accepted. Even a simple question as 'Do we live in a multicultural …