The project STENCIL dealt with the sustainibility of sand nourishments and in this context a comprehensive research about the common practice in different countries worldwide has been carried out. The results of this study were now published:
Staudt, F., Gijsman, R., Ganal, C. et al. The sustainability of beach nourishments: a review of nourishment and environmental monitoring practice. J Coast Conserv 25, 34 (2021). https://doi.org/10.1007/s11852-021-00801-y