I would love a reliable way to measure Birth Control and SSRIs in the water, and compare it to decades ago. I feel like there's a good chance these are "sleeper issues" affecting global health (in addition to the plastics as discussed).

Maybe somewhere there's an ice core that's saved representative water from the decades?

Regarding estrogens from BC in the water, some fish findings are quite suggestive:

https://www.cbc.ca/news/technology/birth-control-pill-threat...

https://www.sciencedaily.com/releases/2016/03/160304092230.h...