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     Coastal Wetlands Full of Life
    Coastal Wetlands Full of Life
    Have you ever wondered what those green patches of land along the coast are? They are called salt marshes, and they are among the most diverse and productive ecosystems on Earth.
    Worldwide occurrence

    Saltmarshes across 99 countries (essentially worldwide) were mapped by Mcowen et al. 2017. A total of 5,495,089 hectares of mapped saltmarsh across 43 countries and territories are represented in a Geograp… See more

    Formation

    The formation begins as tidal flats gain elevation relative to sea level by sediment accretion, and subsequently the rate and duration of tidal flooding decreases so that vegetation can colonize on the exposed surface. Th… See more

    Tidal flooding and vegetation zonation

    Coastal salt marshes can be distinguished from terrestrial habitats by the daily tidal flow that occurs and continuously floods the area. It is an important process in delivering sediments, nutrients and plant water supply to the mars… See more

    Sediment trapping, accretion, and the role of tidal creeks

    The factors and processes that influence the rate and spatial distribution of sediment accretion within the salt marsh are numerous. Sediment deposition can occur when marsh species provide a surface for the sedime… See more

    Human impacts

    The coast is a highly attractive natural feature to humans through its beauty, resources, and accessibility. As of 2002, over half of the world's population was estimated to being living within 60 km of the coastal sho… See more

    Crab herbivory and bioturbation

    Increased nitrogen uptake by marsh species into their leaves can prompt greater rates of length-specific leaf growth, and increase the herbivory rates of crabs. The burrowing crab Neohelice granulata frequents S… See more

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