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Hundreds of Barrier Islands Newly Identified in Global Survey

Erosion, News
Apr
20

Earth has 657 more barrier islands than previously thought, according to a new global survey by researchers from Duke University and Meredith College. Barrier islands help protect low-lying mainland coasts against erosion and storm damage, and can be important wildlife habitats.

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Arctic’s Icy Coastlines Retreat as Planet Warms

The coastline in Arctic regions reacts to climate change with increased erosion and retreats by half a metre per year on average. Less sea ice means more open water, which means stronger waves generated by wind. These, in combination with warming temperatures and more storms, mean more erosion of coastlines. Rising sea levels are also expected to enhance erosion.

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Leave The Sea Alone!

Sea erosion is a natural phenomenon, it is an interplay between water, wind and sand, and this process helps keeping the intricate balance of coastal ecosystem. By erecting manmade structures in the sea, or on the beach, this process becomes crippled and the sea must find “other methods.”

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