It's too bad climate change has been, lately, reduced to a political slogan. There's little to deny that it's not amplifying extreme weather events like this. That the 100 year storms are showing with more regularity is having the effect of attempting to plan to prepare the more vulnerable urban areas like NYC. Some interesting ideas for long and short term. It will take real $ comparison, repair vs prevention, as NYC is into right now, to make more sense of these ideas.