We'll soon be growing plants on thin films. Mebiol has developed IMEC, a technology for growing plants on special films just tens of microns thick, called hydro-membranes. Basically the same stuff used in diapers to absorbed liquids and turn into a non-leaking gel. Hydro-membranes make it possible for plants to take up only water and nutrients without letting harmful bacteria, nematodes, or viruses through.

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