I'm a bit concerned about building up SV since it has a largely unresolved legacy of buried toxic waste...an irony standing in direct contradiction to the extre

I'm a bit concerned about building up SV since it has a largely unresolved legacy of buried toxic waste...an irony standing in direct contradiction to the extreme desirability and real estate prices of today. I mean, it's not that we aren't facing that problem already, but adding population may make it harder to resolve.