Bavarian artist Nils Udo

Nils Udo has been working with nature creating site specific art works since 1972.
More about his work can be found at;
- http://www.greenmuseum.org/content/artist_index/artist_id-36.html
- ecologicalart.org/nilsudo.html 
- www.morning-earth.org/artistnaturalists/an_nils_udo.html
- http://en.wikipedia.org/wiki/Nils_Udo

Untitled: cliff face rubbed green with tree leaves, Island of Cres, Yugoslavia, 1988