April 9, 2014
As America’s coastal cities expanded throughout the 19th century, the wetlands were often considered a nuisance that stood in the way of progress and development. Marshy areas seemed little more than endless founts of pesky insects or quagmires blocking access between drier uplands and navigable waters. As cities outgrew their dry land footprints and sought additional space to grow, the obvious answer was to simply turn the wet places into dry places. Today, these regions—from Boston’s Back Bay to New York’s Wall Street to Miami’s South Beach—comprise some of the most valuable real estate in the world.