1. Department of Land and Water Resources Engineering, Royal Institute of Technology (KTH), 100 44 Stockholm, Sweden (E-mail: grzegorz@kth.se; beata@kth.se; elap@kth.se; trela@kth.se)
2. Environmental Biotechnology Department, Silesian University of Technology, 44 100 Gliwice, Poland (E-mail: joanna.s.gorska@polsl.pl )