[QUOTE=glend;1526598]NASA has advised that the Moon is Wobbling, and as a result flooding may increase.
https://www.news.com.au/technology/s...7b9d572a0c7292
I was curious about the actual 18.6 year cycle they refer to. Apparently it's the Lunar Nodal Cycle. More info here
https://pubs.geoscienceworld.org/gsa...ortance-in-Sea
Markus