An instrument called the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) has been taking pictures of Earth since it launched into space in 1999. In that time, it has ...

High sediment load in the Hugli River Delta, India, is evident by the light tan colors in the water, particularly downstream from off-shore islands. The deep green ...

An astonishing new map has revealed the elevation of nearly every place on Earth. The Global Digital Elevation Model was created using nearly 1.3million images collected by a Japanese camera on board ...

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