Chaiten volacano. False-colour satellite image of a large plume of ash and steam rising from Chaiten volcano, Chile, on 19th January 2009 after a partial dome collapse. The collapse sent pyroclastic flows down the Chaiten river valley. Chaiten began erupting on 2nd May 2008 after more than 9000 years of dormancy. Vegetation is red, bare or ash-covered ground is brown and water is black. Image taken by the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on NASA's Terra satellite.