I made this GIF animation to show how Minamata Bay has changed. The subtitle of the article is: "Japan's most infamous mercury disaster left behind a permanent landfill—and an uneasy question about what happens when the cap eventually fails." Worth a quick read in in my view. -- Kirk

https://spacedaily.com/j-1974-1990-minamata-bay-15m-m3-58-hectare-landfill/