Photo credit: Avantgardens
Binding poles with willow cuttings to build a living tunnel
Building living tunnel greenhouses for rural people in the drylands
By Prof. Dr. Willem VAN COTTHEM – University of Ghent (Belgium)
One of the most serious problems for sustainably constructing greenhouses in the drylands is that of the strong winds, regularly destroying the greenhouse cover.
Most of the greenhouse constructions, e.g. those with a plastic (polyethylene) cover, can’t resist these winds and the recurrent need for reparation of the expensive UV-protected cover discourages those who see greenhouses as a valuable tool for sustainable economic development of the local people.
It is my sincere conviction that a good solution can be found in switching from man-made constructions with greenhouse frames (metal or bamboo) to “living greenhouses” with poles of growing trees.
In every single region on earth one can find (or introduce) easily rooting tree species. For some…
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