In the column, Rusty notes that the first step is discovering, tracking, and characterizing the near-Earth environment. The only facility on Earth capable of precise radar tracking of near-Earth objects -- the Arecibo radio telescope is slated to be closed by the National Science Foundation in an attempt to free up funding for new projects that do not yet exist.
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Full Story
http://www.planetary.org/programs/projects/space_advocacy/20070316.html
Greetings from Germany
Sir Ulli
...
Full Story
http://www.planetary.org/programs/projects/space_advocacy/20070316.html
Greetings from Germany
Sir Ulli