EcoPrint

See here for general info on etching using environmentally sound methods & materials.

For workshops in Druckstelle Berlin in Environmentally sound Etching see here http://www.druckstelle.info/en/index.htm

The Daddy of them all – the Guru of environmentally sound printmaking, Danish printmaker, Henrik Boegh  see here for more info – http://www.grafiskeksperimentarium.dk/en/index.html