The rubble trench is a cheap and effective foundation that combines drainage with load distribution. The basic principle of it has been around for thousands of years but American architect Frank Lloyd Wright brought it into the 20th century. More at www.naturalhomes.org/permahome/rubble-trench-foundation.htm
Kristen fell in love with cob after visiting a cob building site and immediately started to draw up plans for her home. She wanted a house that was able to breath, with soft shapes and built from 100% natural materials. More including video at www.naturalhomes.org/dyssekilde-ecovillage.htm
This is Rachel's straw bale home in Wales. It won the Grand Designs eco-house award in 2009. Rachel's home was the first two storey load bearing straw bale home in the UK. See more pictures of here home at www.naturalhomes.org/quietearth.htm
". . . the Earthship is the epitome of sustainable design and construction. No part of sustainable living has been ignored in this ingenious building." Earthships can be built in any part of the world, in any climate and still provide electricity, potable water, contained sewage treatment and sustainable food production.
This oak playhouse, by James O’Keefe, was built with roundwood timbers and waney edged planks and has wild flowers in its green roof. See the step by step construction at www.naturalhomes.org/the-wee-dinky-house.htm