ho·ri·zon The apparent intersection of the earth and sky as seen by an observer. Also called apparent horizon. Astronomy a. The sensible horizon. The celestial horizon. The limit of the theoretically possible universe.
These wall tiles by Mauricio Affonso are made from the luffa plant. They are strong, light weight, breathable, highly absorbent and completely biodegradable. Can be used as acoustic wall tiles in the home or office.
Artist's fantastic steampunk collages are made from electronic waste (Photos) : TreeHugger "As Dabrowska explains, her work is a blend of "industrial art, cyberpunk art, or artistic upcycling – with a bit of spiritual feeling.