The nation's ocean and coastal agency: Supporting coastal communities, promoting a robust economy, and protecting coastal and marine ecosystems
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the earth
When was the first Earth Day?

Since April 22, 1970, people the world over have celebrated Earth Day to recognize the importance of protecting the planet's natural resources.

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GPS on Bench Marks

We need your help! In this episode, we explore a unique volunteer opportunity with Christine Gallagher from NOAA's National Geodetic Survey.

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TRASH TALK image for video release

Have two minutes? Learn more about the Great Pacific Garbage Patch in the first TRASH TALK video episode highlighting the issue of marine debris.

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About NOS

We translate science, tools, and services into action to address threats to coastal areas such as climate change, population growth, port congestion, and contaminants in the environment—all working towards healthy coasts and healthy economies.

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Glacially Slow

One of the larger causes of ground movement in the U.S. today is due to glaciers from the last ice age! It's called glacial isostatic adjustment—the ongoing movement of land once burdened by ice-age glaciers.

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tungsten ball used to calibrate split beam sonar

Having a Ball

This is no ordinary metal ball. It's a specialized tool used to calibrate a split beam echosounder system. Find out what this tiny ball of tungsten has to do with mapping fish habitats.

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