Approximately 80 per cent of the global water consumption can be ascribed to irrigation farming. In this false-colour image from above Kansas, red stands for healthy vegetation while farmland sticks out due to its conventional and circular irrigation. The so-called centre-pivot irrigation is common in dry areas with a large land-use management. Its characteristic shape is clearly visible from space.
Location: Kansas, USA
Picture taken on September 26, 2010
Sensor: Terra ASTER
Band combination: Vis/NIR