[anonymoustrolol]

If, for instance, they wanted to flood your land for the greater good, they would have to buy it back at "market rate", see TVA. I know it goes against the SV mentality, but apparently these opinions aren't popular here so I'll restrain myself going forward.

[InclinedPlane]

Indeed. But if they made some zoning changes that resulted in a new part of town becoming a more popular place to live, they'd owe you nothing whatsoever.