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Gravity Anomaly Map Using GRACE Data
Gravity anomaly map using GRACE data.
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The NASA/German Research Centre for Geosciences GRACE Follow-On spacecraft launches onboard a SpaceX Falcon 9, May 22, 2018, from Vandenberg Air Force Base in California.
GRACE-FO Launches, Ocean View
Between 2002 and 2016, Antarctica shed approximately 125 gigatons of ice per year, causing global sea level to rise by 0.35 millimeters per year.
Antarctic Ice Loss 2002-2016
Research based on GRACE observations indicates that between 2002 and 2016, Greenland shed approximately 280 gigatons of ice per year.
Greenland Ice Loss 2002-2016
A GRACE-FO satellite and its turntable fixture at the Astrotech Space Operations processing facility at Vandenberg Air Force Base, California.
GRACE-FO Satellite on a Turntable Before Launch
The NASA/German Research Centre for Geosciences GRACE Follow-On spacecraft launches from Space Launch Complex 4E at Vandenberg Air Force Base in California.
GRACE-FO Launches, Wide Shot
Illustration of GRACE-FO above Antarctica.
GRACE-FO Above Antarctica
The Laser Ranging Interferometer instrument.
Laser Ranging Interferometer
Visualization of the mass change over Greenland from January 2004 through June 2014.
GRACE Mission Measures Global Ice Mass Changes
Changes in total water storage on Earth in 2007, as measured by GRACE.
Water Storage on Earth in 2007
The GRACE-FO satellites were assembled by Airbus Defence and Space in Germany. The photo shows the satellites in the testing facility of IABG, an Airbus subcontractor, in Munich (view 1).
GRACE-FO Satellites During Testing
Variations in water storage in the Tigris and Euphrates river basins from 2003 to 2009, measured by GRACE. Reds represent drier conditions, while blues represent wetter conditions. The majority of ...
Tigris and Euphrates Water Storage, 2003 to 2009
The twin satellites of NASA's Gravity Recovery and Climate Experiment Follow-on, or GRACE-FO, will track the movement of water around Earth. This short video explains how and why it's important.
Why Is GRACE-FO So Important?
Illustration of GRACE-FO above Alaska.
Illustration of GRACE-FO Above Alaska
The GRACE-FO satellites, attached to turntable fixtures, at the Astrotech Space Operations processing facility at Vandenberg Air Force Base, California (view 1).
GRACE-FO Satellites, Attached to Turntable Fixtures
The GRACE-FO satellites, attached to turntable fixtures, at the Astrotech Space Operations processing facility at Vandenberg Air Force Base, California.
GRACE-FO Satellites at Vandenberg
Illustration of GRACE-FO in orbit (view 4)
Illustration of GRACE-FO (View 4)
The GRACE Intermediate Field 48 (GIF48 from UT-CSR) field model is an improved mean gravity field that combines GRACE observations and terrestrial gravity information.
Static Gravity Field Anomalies
The rocket carrying GRACE-FO lifts off into a blue sky, with the Pacific Ocean beneath it.
GRACE-FO Launch, Sky and Sea
GRACE-Follow On (GRACE-FO) is a satellite mission that launched in May 2018. GRACE-FO will continue the work of the GRACE satellite mission tracking Earth's water movement around the globe. These d...
Tracking Water from Space
GRACE-FO will measure Atlantic Ocean bottom pressure as an indicator of deep ocean current speed, as GRACE did.
Ocean Bottom Pressure
The two GRACE-FO satellites are seen from GFZ’s Satellite Laser Ranging Station in Potsdam, Germany, on May 23, 2018 at 22:16 UTC and 22:17 UTC, respectively.
GRACE-FO Satellites From Potsdam
A long exposure of the GRACE-FO launch from Vandenberg
GRACE-FO Launch, Long Exposure
The SpaceX Falcon 9 rocket is seen with the NASA/German Research Centre for Geosciences GRACE Follow-On spacecraft onboard at Space Launch Complex 4E at Vandenberg Air Force Base in California.
GRACE-FO in Falcon 9 on Launchpad
GRACE-FO mission logo
GRACE-FO Logo
Depletion of groundwater in northwestern India between 2002 and 2008, measured by GRACE.
Groundwater Depletion in India, 2002-2008
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Several regions around the world are seeing marked declines in water availability, according to a paper published in the journal Science Advances on July 25. The study, partially funded by NASA, found that dry areas are increasing by about twice the size of California each year.
US-German Water Satellites Show Continental Dry Spots Are Getting Drier
An international team of scientists using observations from NASA-German satellites found evidence that Earth’s total amount of freshwater dropped abruptly starting in May 2014 and has remained low ever since.
NASA Satellites Reveal Abrupt Drop in Global Freshwater Levels
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Data in Action: GRACE and GRACE-FO are used by California's Department of Water Resources for Groundwater Management Information
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Early data shows the greatest net gain of water over the winter in nearly 22 years, but the state’s groundwater levels still suffer from the effects of years of drought.
US-German Satellites Show California Water Gains After Record Winter