Ancient #volcanoes poisoned #ferns for millions of years https://www.earth.com/news/ancient-volcanoes-chaos-poisoned-ferns-for-millions-of-years/

#Climate-forced Hg-remobilization associated with fern #mutagenesis in the aftermath of the end-#Triassic #extinction https://www.nature.com/articles/s41467-024-47922-0

"the initial volcanic eruptions caused a dramatic shift in the planet’s climate. However, the environmental consequences unfolded over millions of years. Mercury contamination lingered in the environment, poisoning ecosystems long after the immediate extinction event."