top: water purification using sun shine:
under it we considered a wall of water fall OR a wall of algae
Stage 2: cigar butt wall using themoelectric couples to harness heat and collect micro-pollutants
Stage 3: kinetic wall using concentrating mirror as a trigger for human interaction
Stage 4: broken solars arrays
We bought them from ebay and Michigan solar car team (high voltage). We gave it up because the appearance is not as good as we expect, and not robust at all.
Stage 5: shy solar arrays
core material selection: from foam to high density polyethylene
shape design:
shadow effect:
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