This is the title of an article posted at the Nature Change website sharing "conversations about conservation and climate" where an in-depth video addresses the very important risks relating to failing septic systems and their impact on groundwater, streams and lakes around us.
Numerous experts discuss and address water quality and potential public health threats.
https://naturechange.org/2019/06/19/flushing-the-future-the-challenge-of-failing-septic-systems/ or on YouTube directly .