How much space do you really need? Norwegian architects Bredeland and Kristoffersen designed this 7 square meter (~70 square feet) cabin for an exhibition in Berlin a few years ago.
What a difference a little bit of height makes.
More small spaces in TreeHugger:
15 Modern Sheds For the Move Home to Mom
7 Ways to Get Rid of the Bed
Frugal Green Living: Posters for the Movement
Transformer Furniture: 7 Objects That Aren't What They Seem
Less is More: Fold Away Wall Desks
Less is the New More: Making the Most of Small Spaces