Image of Moss Landing (now retired) power plant at Elkhorn Slough--a big sky above with pastel colors, big water below as the slough spread out
(Credit: Moss Landing, California: Photo by Katie Keeley, as appeared in Monterey Co. Weekly, June 4, 2020 )

What does a government agency do when faced with the threat of sea level rise inundating an eight-mile stretch of critical north/south highway (Highway 1), while simultaneously protecting critical habitat of national significance (Elkhorn Slough National Estuarine Reserve)?   Conduct a study and call upon the experts.