From one of your links - 'In the last 100 years, the sea rose less than 9 inches in California. "Keep burying your head in the sand outside your window.
Discover how the CSU is working to mitigate the threat of sea level rise on California's coastal lands.www2.calstate.edu
California’s coastline is eroding with every tide and storm, but everything built before we knew better is fixed in place with nowhere to go.www.latimes.com
So at the turn of the century, the world was producing all these climate changing gases? Just how far back do we need to go?