News tagged with shoreline erosion

Coastal survey finds more short-term erosion

A new assessment of shoreline change along the Pacific Northwest coast from the late 1800s to present found that while the majority of beaches are stable or slightly accreting (adding sand), many Oregon beaches ...

Dec 10, 2013
5 / 5 (2) 0

Sea-level rise drives shoreline retreat in Hawaii

Sea-level rise (SLR) has been isolated as a principal cause of coastal erosion in Hawaii. Differing rates of relative sea-level rise on the islands of Oahu and Maui, Hawaii remain as the best explanation ...

Aug 30, 2013
3.8 / 5 (17) 10 | with audio podcast

Bay's underwater grasses decline for third year

(Phys.org) —An annual aerial survey led by researchers at the Virginia Institute of Marine Science shows that the abundance of underwater grasses in Chesapeake Bay and its tidal rivers declined 24% between ...

Apr 26, 2013
5 / 5 (1) 0

Study on Great Lakes erosion dredges up controversy

The Great Lakes aren't as great as they once were. A U.S.-Canadian study released Tuesday reveals that unexpected erosion in the St. Clair River following a 1962 dredging project has permanently lowered Lakes Michigan and ...

Dec 17, 2009
5 / 5 (1) 0

Global warming may impede eelgrass growth

Scientist Ron Thom probably knows more than anyone else about the growth of eelgrass, the humble marine plant commonly found in sheltered bays, inlets and other shallow waters.

Jul 26, 2009
3 / 5 (2) 0