Virginia August 12 Covid-19 Update: 776 New Cases, 8 New Deaths Statewide, Hampton Roads’ Cases Trending Down
Hastings Beach, a shingle beach on the southern coast of England, has been a dock for fishing boats for more than a thousand years. Some sand could also be eroded bits of a rocky reef just offshore.
Pensacola Beach, in the U.S. state of Florida, for instance, has white, sandy beaches. Some sand is eroded from rocks and minerals within the Gulf of Mexico. Most sand, nonetheless, is made from tiny particles of weathered quartz from the Appalachian Mountains, tons of of kilometers away. The space above the water, including the intertidal zone, is known as the beach berm.
Beaches that have constant coastal erosion are said to be in retreat. Soil and sediment from the river is carried to the river’s mouth, typically making a fertile beach.
Sea levels have been steadily … Read MoreRead more