Monitoring space debris
A video by ESA regarding the Teide observatory and space debris. Date- 23 01 08. Source- http://www.esa.int/esa-mmg/mmghome.pl 'Most telescopes on Earth spend their time unveiling the mysteries of the Universe. But some like the European Space Agency Teide observatory on the Canary Islands are used to search, track, identify and catalogue less glorious aspects of space exploration, like Space Debris.'