BANGOR DAILY NEWS • July 25, 2022
The race to save the 3,200-acre Scarborough Marsh — Maine’s largest contiguous salt marsh — is running into the twin challenges of rising seas and high development in the fast-growing Portland suburban area, giving the marsh little room to expand and putting it at risk of shrinking. Maine has lost an estimated one-fifth of its wetlands to development and farming. While regulatory protections have stemmed those losses, the critical habitat faces new threats as sea-level rise accelerates and overtakes its seaward side.