San Francisco Chronicle: On a sunny Friday afternoon last fall, a Grand Banks trawler idled at the mouth of Richardson Bay, giving those aboard a close look at a battleground in the fight against climate change.
The lobster claw-shaped estuary defines and occasionally redefines the southeastern edge of Marin County, a shoreline area dotted with expensive homes, shops and restaurants. During the king tides near the turn of the year, when sea levels reach their zenith, water overwhelms the banks and marshes, flooding parts...