To prevent the wind from blowing anyone's house down, this little piggy built his house out of hemp

Low carbon hemp house put to the test

Used to make paper, clothing and car body panels, hemp could also be used to build environmentally-friendly homes of the future say researchers at the University of Bath.
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The industrial hemp plant takes in carbon dioxide as it grows, and the lime render absorbs even more of the climate change gas, effectively giving the building an extremely low carbon footprint.