What is the peer-reviewed, scientific evidence base that supports the following whereas statements? Personal opinion or expert consensus are not acceptable responses given the cost to our citizens. We need to see the scientific evidence.
"WHEREAS, seawalls and similar structures contribute to coastal resilience when constructed in a manner that is substantially impermeable and meet a minimum height"';
and, "standard that effectively addresses existing tidal flooding and future sea level rise for the expected lifetime of the seawall or structure."
What is the peer-reviewed, scientific evidence that raising seawalls will contribute to the solution of harm from sea-level rise and tidal flooding?
Also, what is the evidence that this ordinance will be cost-effective compared to other solutions? Or even in combination with other solutions?