Metal-organic frameworks that can pull water out of the air passively hold promise to completely reshape our relationship to the land.
https://www.youtube.com/watch?v=XPSYzLZ7xKU
Irrigation without building canals, water generation at the point of use... If this is as good as they hope, this is the solution to the most fundamental of our political problems.
https://www.sciencemag.org/news/2019/09/crystalline-nets-har...