Establishment and operation of a National Hub to support the implementation of Horizon Europe (HE) instruments in the partnerships "Biodiversa+" and "Water4All". Advertisement and filling of a post-doctoral position as facilitator or hub between BMBWF (as well as other ministries concerned) and the 2 communities of the departments Biodiversity and Water. For technical support, a Scientific Board from both communities will be installed. The services of the National Hub include networking, data collection, data and knowledge management.