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The Dumas text contains detailed descriptions of events not found in other versions , and leading authorities , notably G.M . A massive clean-up operation was also organized during World Environment Week ( 4-10 June ) at the dune belt between Swakopmund and Walvis Bay . In northerly latitudes , global warming may expand the potential production areas northwards – most extensively in Canada and Russia ( Epstein and Mills 2005 ) . The Environmental Management Section of the Municipality of Walvis Bay , in partnership with Dare Devil Adventures , organized the effort to get the dunes spotless . Coastal farming , particularly for shrimp , has destroyed thousands of hectares of mangrove forests , which filter water , reduce erosion , serve as critical hatcheries for fish , and protect coastal communities from storms and floods ( IFPRI and WorldFish Center 2003 ) . Mark Twain blamed Scott for a South where , as he wrote in Life on the Mississippi , " the genuine and wholesome civilization of the nineteenth century is curiously confused and commingled with the Walter Scott Middle-Age sham civilization . Of this first edition , although published in 15,000 copies , almost no copies made their way outside Russia .