Mission Bay, South Beach and parts of SOMA, and most of the Financial District, not to mention the waterfront, are threatened by sea level rise. That's why the

Mission Bay, South Beach and parts of SOMA, and most of the Financial District, not to mention the waterfront, are threatened by sea level rise. That's why the city has been [endlessly] debating plans for reinforcing and expanding the sea walls. Newer developments, like in Mission Bay, have been required to elevate the grade, AFAIU.