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Aerial images of Hurricane Zeta damage now available

October 30, 2020
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geodesy
aerial imagery
aircraft operations
hurricanes
NOAA satellite imagery of Hurricane Zeta as it made landfall in southeastern Louisiana, near Cocodrie, the afternoon of October 28, 2020.

A tale of two feet: NOAA moves to more precise positioning

October 7, 2019
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geodesy
measurements and observations
NOAA surveyors Charles Geoghegan and Benjamin Erickson conducting a geodetic surveying project in Colorado in the summer of 2017. NOAA and the National Institute of Standards and Technology (NIST) are retiring the U.S. survey foot and standardizing to now use the international foot.

How GPS works: The National Spatial Reference System

April 3, 2018
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geodesy
A composite satellite image of the Earth at night.

Podcast: Geodesy, the invisible backbone of navigation

January 19, 2018
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geodesy
Geodesy is the science of accurately measuring and understanding the Earth's geometric shape, orientation in space, and gravity field.

What is geodesy?

March 20, 2017
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geodesy
A geodesist on the National Mall looking through a surveying device.

Flying high to measure gravity: Humans optional

April 25, 2016
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geodesy
NOAA is exploring using unmanned aircraft to more efficiently collect gravity data around the nation.
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