Fortress Charleston: Will Walling Off the City Hold Back the Waters?

Officials in Charleston, South Carolina have endorsed a $2 billion plan to wall off the historic downtown from rising seas and surging storms. It is the latest in a growing number of extravagantly expensive seawalls and barriers being proposed to defend U.S. coastal cities.

Coastal armoring and disappearing beaches; By Gary Griggs

Coastal erosion or retreat is a natural ongoing process that has only become a problem because people have built structures or infrastructure in areas exposed to wave attack and erosion. Beaches, dunes, bluffs and cliffs are all temporary features that will continue to be shaped by wave, wind and tidal forces as well as a rising sea level.

As sea levels rise, will drinking water supplies be at risk?

The Delaware River, a major source of drinking water for Philadelphia, is facing an emerging threat as rising seas push saltwater farther upstream. It’s a problem that other places, from Miami to Shanghai, will also confront, especially as increasing drought lowers river flows.

New model to improve accuracy of storm surge analysis

Accurately predicting how many people are at risk due to sea level rise and storm surges has always challenged scientists, but a new method is improving models that account for the impact of these natural occurrences.