Marzena Smol

Mineral and Energy Economy Research Institute, Polish Academy of Sciences, Poland; Member of the Polish Young Academy of the Polish Academy of Sciences

Maria Włodarczyk-Makuła

Czestochowa University of Technology, Poland

Ludwig Hermann

President of the European Sustainable Phosphorus Platform (ESPP), Proman Management GmbH, Austria

Zofia Łapniewska

Jagiellonian University in Krakow, Poland; Co-chair of Polish Economics Network