The economic damage caused by alien species in the European Union is estimated at 12 billion euros a year An alien species is a species that humans have intentionally (for ornamental purposes, for fur) or accidentally (with the bilge water of ships) removed from its normal range. The species would not have reached the new range on its own (due to changes of the climate or by currents). While in...

Green events are events with little or no environmental impact. A key component is reducing the natural resources used at the event, such as water, food, energy, and waste [1]. The inclusion of green thinking in the organisation of events began at the 1992 Rio de Janeiro conference, when it was noted that events also have negative effects. This, together with Agenda 21, provided the basis for...

A procurement is purchasing goods or services under the terms of an agreement A green public procurement, or GPP, means the procurement of products or services with a minimal environmental impact. The main objective of green procurements is to reduce the environmental impact of products and services that arises from their production, use, and disposal, i.e. throughout the life cycle of the product...