Grist: Two stories flagged by our Gristmill bloggers yesterday got me thinking. There`s this one, about San Francisco`s "managed retreat" from rising sea levels, and this one, about New York Gov. Andrew Cuomo (D) planning to allow some coastal communities to "return to nature."
Both mean the same thing: Shit is getting real. Coastal cities are facing decisions about how to plan for higher seas and more frequent floods, about which lands to abandon and which to "up armor" with levies and seawalls. These...