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Seems even better than MOF-based approaches [0]

The linked self-watering soil article [1] makes me wonder if the material could be used to reverse desertification.

Isn't this revolutionary for agricultural use?

What's the catch?

> What's the catch?

Wide scale harvesting of water from the air will change the local climate in unpredictable ways?

TBF, that's basically how our entire economy runs, so

One catch might be that it hasn't been tested at scale. The results are extrapolations from lab testing in a controlled environment.

There's quite a number of inventions and breakthroughs that looked great in the lab but never made it to real world applications.

Remains to be seen if this approach can work in practice and at scale and what the real-world implications would be.