News tagged with coastal

Small islands may amplify tsunamis

Small islands, long thought to be natural tsunami barriers for coast-dwellers, may in fact amplify the waves they are supposed to break, researchers warned Wednesday.

Nov 05, 2014
5 / 5 (3) 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

Algae declines in the water off Sydney

(Phys.org) —One of the longest time-series of phytoplankton (microalgae) data in the Southern Hemisphere has revealed that phytoplankton are declining in the waters off Sydney.

Mar 10, 2014
5 / 5 (7) 0

Humble plants may save the planet

Marine ecologists call them seagrass meadows. They once wrapped Australia's coastline providing sanctuary and food for dugongs and turtles, habitats for fish to breed and myriad other ecosystem services such ...

Aug 16, 2013
4.5 / 5 (12) 0 | with audio podcast

When hungry, Gulf of Mexico algae go toxic

When Gulf of Mexico algae don't get enough nutrients, they focus their remaining energy on becoming more and more poisonous to ensure their survival, according to a new study by scientists from North Carolina ...

Mar 12, 2013
4.7 / 5 (3) 1 | with audio podcast