“(…) A modular system of tiles inlaid with algae (…) can filter toxic chemical dyes and heavy metals out of water.(…) Each tile is made simply by pressing clay – or a similar low-cost, local material – into fan-shaped moulds with a series of “vein-like channels”. These mimic the structure of leaves and their ability to distribute water evenly to every part of a plant. The ravines are then filled with micro-algae which are suspended within the “biological scaffold” of a seaweed-derived hydrogel. This keeps the algae alive while also being completely recyclable and biodegradable.” Read more…
