Space News Archive - February 09, 2007
Giant electrical circuits power the auroras, forming arcs in high-latitude regions like Scandinavia. New results provide insight into the source of the difference between the two types of electrical circuits.
Within the Global Monitoring for Environment and Security (GMES) framework, sustainable management of forests is recognised as an important challenge - one objective that will be addressed with the planned Sentinel-2 mission.
- In music, a work for a keyboard-instrument, like the pianoforte or organ, originally intended to utilize and display varieties of touch: but the term has been extended so as to include many irregular works, similar to the prelude, the fantasia, and the improvisation.