sea-level rise

Surveying the Delaware Bay

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DELAWARE BAY, Del.- Today the United States Geological Survey (USGS) launched a demonstration of what will be a study over the next few days of the Delaware Bay using a helicopter carrying an electromagnetic sensor.

John Callahan selected to the DRBC Advisory Committee on Climate Change

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DGS scientist John Callahan was selected as a member of the Delaware River Basin Commission (DRBC) Advisory Committee on Climate Change (ACCC).  John was selected as one of nine non-reserve members, to serve along with nine reserve members, to make up the 18-member committee.

Assessing spatial distributions and vulnerability of stored soil carbon in St. Jones and Blackbird Marshes

Project Contact(s)

Delaware is home to extensive networks of tidal marshes, which provide an array of critical ecosystem services including carbon sequestration. These marshes accumulate carbon due to their relatively high plant productivity and relatively low rates of litter decomposition.

Morphology and Tidal Inundation of Tidal Wetlands in the Delaware Estuary

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An expanse of tidal wetlands fringes the Delaware Estuary and provides Delaware, Pennsylvania, and New Jersey with abundant ecosystem services including habitat for indigenous and migrating plants and wildlife, biogeochemical cycling of nutrients, preserving water quality, flood hazard mitigation