Glass could become sand / rebuild coastlines / be upcycled
Houses could come in a box and unfold in less than an hour
Sandpaper could be flexible
Bricks could be made from invasive algae
Bridges / roofs could be made from tree roots
Tiles could be made of / eat up smog
Architecture could have airflow, beauty, be community-focused, and create jobs
Modular / prefab construction could become popular
Homes / buildings could be 3-D printed and earthquake-resistant
Nails could be hammered safely
Concrete could absorb rather than release carbon dioxide
Buildings could not collapse in developing countries
Bamboo could help buildings withstand earthquakes
Industrial waste could be turned into bricks
Buildings could be made without nails, screws, glue or electric tools
