News tagged with shoreline

New evidence for ancient ocean on Mars

Did a vast ocean once cover Mars' northern plains? The idea has been hotly debated among scientists for the past 20 years, ever since Viking Orbiter images revealed possible ancient shorelines near the pole. ...

Feb 17, 2014
4.7 / 5 (19) 0

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

Australian lake untouched by climate change

Researchers at the University of Adelaide have found that a lake on an island off the coast of Queensland has been relatively untouched by changes in climate for the past 7000 years, and has so far also resisted ...

Jun 04, 2013
5 / 5 (5) 4 | 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

Coastal storms have long-reaching effects, study says

Coastal storms are known to cause serious damage along the shoreline, but they also cause significant disruption of the deep-sea ecosystem as well, according to a study of extreme coastal storms in the Western Mediterranean ...

Jan 25, 2012
5 / 5 (1) 0