Dutch Butterfly Conservation produced an analysis in 2004 for the ETCNPB. This analysis was subcontracted and resulted to results and figures. These results and figures are free of copyrights for publications (edition, web, ...). Dutch Butterfly Conservation should be cited in any of these publications.
It is largely biodegradable, less polluting to aquatic habitats and just as effective a cleaning agent as less environmentally friendly options. Look for eco-friendly dishwashing detergents, such as those labelled with the European flower eco-label (see www.eco-label.com to find one in your country).
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