At least one plant absorbs large amounts of a toxic mineral. You can identify proteins binding toxic minerals, in order to make more plants that can help remove toxic minerals.


Transport processes allow arsenic hyperaccumulation

https://asknature.org/strategy/transport-processes-allow-arsenic-hyperaccumulation/

Arsenic hyperaccumulation in the Chinese brake fern (Pteris vittata) deters grasshopper (Schistocerca americana) herbivory.

https://www.ncbi.nlm.nih.gov/pubmed/17587384

Growth and arsenic uptake by Chinese brake fern inoculated with an arbuscular mycorrhizal fungus

https://www.sciencedirect.com/science/article/abs/pii/S0098847209000586