Those who enjoy the wetlands and seafood of New England's coastline may be surprised by who they have to thank: the loggers of the 18th and 19th centuries. In clearing vast tracts of land, those prolific loggers released so much sand and dirt that open-water bays turned into swamps.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/intensive-logging-created-new-englands-rich-wetlands
[2] http://admin.indiaenvironmentportal.org.in/category/author/sujata-gupta
[3] http://admin.indiaenvironmentportal.org.in/category/journal/new-scientist
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wetlands
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/land-use
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sedimentation
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/deforestation
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us