Four Amazing Green Greenhouses Built 40 Years Ago By Michael Jantzen

All images credit Michael Jantzen Artist and designer Michael Jantzen is best known for his visionary building ideas like his M-House, covered recently in Fast Company , but I was really excited by his older stuff like his Autonomous House, that I called a Thirty-year old green wonder. Trolling the older work on his site, I found some amazing looking greenhouse structures, and called him to find out more. What he built and what he said is really remarkable. In fact, it's amazing.... Read the full story on TreeHugger