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![The winning design by Richard Vijgen in the World Water Day competition by HeadsUP and Visualizing.org will be on display in New York City's Times Square for one month. Titled “Seasonal and Longterm Changes in Groundwater Levels,” Vijgen's design uses NASA's gravitational data.](https://www.circleofblue.org/wp-content/uploads/2012/03/times-square-billboard-cb.jpg)
Satellite Perspectives: NASA’s GRACE Program Sees Groundwater From Space
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A first-of-its-kind space mission shows dips in groundwater supplies…
![](https://www.circleofblue.org/wp-content/uploads/2009/06/sensor.jpg)
The Stream, July 11: Desperate Hunger Looms in the Horn of Africa
An unprecedented drought, instability and higher global food…
![](https://www.circleofblue.org/wp-content/uploads/2009/06/sensor.jpg)
The Stream, April 28: Earth’s Water From Above
Check out these stunning images of the Earth taken from the International…
![](https://www.circleofblue.org/wp-content/uploads/2009/06/sensor.jpg)
The Stream, April 5: Melting Glaciers, Ozone Loss
Some of Patagonia's glaciers are melting up to 100 times faster…
![](https://www.circleofblue.org/wp-content/uploads/2010/03/Screen-Shot-2016-01-19-at-1.22.41-PM-495x400.png)
Photo Slideshow: Stunning Water Images from the European Space Agency
Images from space including the Ganges River in the Himalayas and the Fox Basin in the Canadian Arctic.
![](https://www.circleofblue.org/wp-content/uploads/2009/07/herschel_orbit.jpg)
Interstellar H20: Discovering the Origins of Water in the Universe
The European Space Agency's Herschel Space Observatory Will Search for the Answers to Star Formation, Water Creation and More
![](https://www.circleofblue.org/wp-content/uploads/2009/06/sensor.jpg)