Unfortunately the natural ponds and wetlands, in many cases, are draining because the permafrost melts out from areas previously blocking their drainage. Lost a nice pond behind our house because of this.. a place red-throated loons used to nest, and a great little ice skating rink in the winter. https://www.biologicaldiversit... Can't blame the beavers for everything - when it is the climate catastrophe driving the bus.

Snakegrass, horsetail (equisetum) has used silica for over a hundred million years. But I'm sure these guys knew that. https://en.wikipedia.org/wiki/...

http://www.medicalnewstoday.com/articles/161960.php From the page: " - There is a risk of brain tumors from cellphone use; - Telecom funded studies underestimate the risk of brain tumors, and; - Children have larger risks than adults for brain tumors. "