Table 2 Organisational websites to be searched
| Organisation | URL |
|---|---|
| Organisations in Europe | |
| EEA (European Environment Agency) | https://www.eea.europa.eu |
| DCE (Danish Centre for Environment and Energy) | https://dce.au.dk |
| Miljøstyrelsen (Danish Environmental Protection Agency) | https://mst.dk |
| Luke (Natural Resources Institute Finland) | https://www.luke.fi |
| SYKE (Finnish Environment Institute) | https://www.syke.fi |
| Umweltbundesamt (German Environment Agency) | https://www.umweltbundesamt.de |
| PIA (Development and assessment institute in waste water technology at RWTH Aachen University, Germany) |
https://www.pia-gmbh.com https://www.pia.rwth-aachen.de |
| EPA Ireland (Environmental Protection Agency, Ireland) | https://epa.ie |
| STOWA (Foundation for Applied Water Research, in the Netherlands) | https://www.stowa.nl |
| Wageningen Environmental Research (Research Institute in the Netherlands) | https://www.wur.nl/en/Research-Results/Research-Institutes/Environmental-Research.htm |
| Miljødirektoratet (Norwegian Environment Agency) | https://www.miljodirektoratet.no |
| NIBIO (Norwegian Institute of Bioeconomy Research) | https://www.nibio.no |
| NIVA (Norwegian Institute for Water Research) | https://www.niva.no |
| NTNU (Norwegian University of Science and Technology) | https://www.ntnu.no |
| Tidsskriftet VANN (Water, a Norwegian journal) | https://vannforeningen.no/tidsskriftet-vann |
| Havs-och vattenmyndigheten (Swedish Agency for Marine and Water Management) | https://www.havochvatten.se |
| IVL (Swedish Environmental Research Institute) | https://www.ivl.se |
| Länsstyrelser i Sverige (County Administrative Boards in Sweden) | https://www.lansstyrelsen.se |
| Naturvårdsverket (Swedish Environmental Protection Agency) | https://www.naturvardsverket.se |
| SGU (Geological Survey of Sweden) | https://www.sgu.se |
| SLU (Swedish University of Agricultural Sciences) | https://www.slu.se |
| SMED (Swedish Environmental Emissions Data) | https://www.smed.se |
| Svenskt Vatten (Swedish Water & Wastewater Association) | https://www.svensktvatten.se |
| Tidskriften Vatten (Water, a Swedish journal) | https://www.tidskriftenvatten.se |
| DEFRA (Department for Environment, Food & Rural Affairs) | https://www.gov.uk/government/organisations/department-for-environment-food-rural-affairs |
| SEPA (Scottish Environmental Protection Agency) | https://www.sepa.org.uk |
| Organisations in North America | |
| INRS (The Institut national de la recherche scientifique, in Canada) | https://www.inrs.ca |
| EPA U.S. (Environmental Protection Agency, United States) | https://www.epa.gov |
| NOWRA (National Onsite Wastewater Recycling Association) | https://www.nowra.org/ |
| Organisations in other parts of the world | |
| CSIRO (Commonwealth Scientific and Industrial Research Organisation, in Australia) | https://www.csiro.au |