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USGS Coastal Change

@USGSCoastChange • 3,304 subscribers

We study hazards & resources: 95,000 miles of US coast & 4.5 million square miles of seabed. Retweets & likes not endorsements https://t.co/rlqv9YbNoy

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New detailed analysis by USGS of bathymetric digital elevation models spanning much of #SFBay reveals a net loss of sediment since the 1980s, highlighting the need for ongoing study of the natural and human-caused changes in sediment volume in the Bay:

New detailed analysis by USGS of bathymetric digital elevation models spanning much of #SFBay reveals a net loss of sediment since the 1980s, highlighting the need for ongoing study of the natural and human-caused changes in sediment volume in the Bay:

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On this #FieldworkFriday, we join USGS scientists at Lake Chelan, WA, where they search for evidence of historic earthquakes in lake sediments. Understanding where and when earthquakes have occurred in the past is the key to understanding future hazards:

On this #FieldworkFriday, we join USGS scientists at Lake Chelan, WA, where they search for evidence of historic earthquakes in lake sediments. Understanding where and when earthquakes have occurred in the past is the key to understanding future hazards:

USGS Coastal Change

38,172 次观看 • 2 年前

By collecting information about the past found within core samples, #geologists contribute towards a better understanding of how conditions may change in the future. Ready for a virtual tour of the USGS Sediment Core Lab? We thought you'd never ask!

By collecting information about the past found within core samples, #geologists contribute towards a better understanding of how conditions may change in the future. Ready for a virtual tour of the USGS Sediment Core Lab? We thought you'd never ask!

USGS Coastal Change

27,222 次观看 • 2 年前

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