Over the past decade, Delaware has seen its population swell by more than 10%, with the U.S. Census Bureau reporting a jump from 1,019,459 residents in 2022 to 1,031,890 in 2023.

The Disproportionately Impacted Areas map launched Tuesday shows large swaths of Wilmington, areas south of the city along the Delaware River, parts of Middletown, Smyrna, Dover, Seaford, Laurel ...

The Delaware River National Park and Lenape Preserve would take the place of the Delaware Water Gap National Recreation Area under a proposal by the Sierra Club and others.

The map is available as an 11-by-17-inch poster that its creator has donated to benefit the non-profit Upper Delaware Council (UDC), announced UDC Executive Director Laurie Ramie.